DevSecOps Roadmap
This DevSecOps Roadmap is a free, full-text syllabus of 93 lessons in 17 stages, starting with Introduction and ending with Enterprise Operations. It suits anyone working towards a DevSecOps role, from a first-year student to a working developer changing tracks. There is no fixed length: every lesson is open from the start, so you go at your own pace and skip what you already know.
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1. IntroductionIntroduction
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The diagram draws the same 93 lessons as a map, with lines showing the order. It needs JavaScript; the full syllabus below lists every lesson as text.
Full syllabus: every lesson in the DevSecOps roadmap
17 stages and 93 lessons, in the order the roadmap suggests. Every lesson is free to read and open from the start.
Stage 1: Introduction
Introduction
DevSecOps is an approach to software development that integrates security practices within the DevOps process. It emphasizes shared responsibility for security throughout the entire software lifecycle, from initial design to integration, testing, deployment, and software delivery. The goal is to build security into…
DevSecOps vs DevOps
DevOps focuses on streamlining and automating the software development lifecycle, emphasizing collaboration between development and operations teams to deliver software faster and more efficiently. DevSecOps builds upon this foundation by integrating security practices and considerations throughout the entire…
Stage 2: Learn a Programming Language
Learn a Programming Language
Programming languages are the fundamental tools used to build and automate software systems. In DevSecOps, knowing how to code is important because it allows you to analyze code for vulnerabilities, automate security tasks, and integrate security checks directly into the development pipeline. Knowing the languages…
Ruby
Ruby is a dynamic, open-source programming language known for its simplicity and readability. Its flexible syntax and powerful features make it useful for automating tasks, building tools, and scripting, which are all valuable in a DevSecOps environment. Ruby's extensive ecosystem of gems (libraries) provides…
Python
Python is a versatile programming language known for its readability and extensive libraries. It's used to automate tasks, build tools, and analyze data. Its simple syntax makes it easier to learn and use, while its powerful libraries allow for complex operations. This makes it a valuable asset for automating…
Rust
Rust is a systems programming language focused on safety, speed, and concurrency. Its memory safety features, achieved through a borrow checker and ownership system, help prevent common vulnerabilities like buffer overflows and data races. This makes Rust a valuable tool for building secure and reliable software…
Go
Go, often referred to as Golang, is a statically typed, compiled programming language designed at Google. Its simple syntax, efficient performance, and built-in concurrency features make it well-suited for building reliable and scalable tools and infrastructure components often used in DevSecOps pipelines. This…
JavaScript / Node.js
JavaScript is a programming language primarily used for front-end web development, making websites interactive. Node.js, on the other hand, allows you to use JavaScript on the back-end, enabling server-side scripting and building scalable network applications. This means you can use JavaScript for both what the…
Stage 3: Scripting Knowledge
Scripting Knowledge
Scripting involves the ability to write and understand scripts, which are sets of instructions executed by a computer. These scripts automate tasks, configure systems, and manage infrastructure. They are typically written in languages like Python or shells like Bash or PowerShell. They allow for efficient and…
Bash
Bash is a command-line interpreter and scripting language commonly used in Linux and macOS environments. It allows users to automate tasks, manage files, and execute programs through a series of commands written in a script. These scripts can range from simple one-liners to complex programs that perform system…
PowerShell
PowerShell is a cross-platform task automation and configuration management framework, consisting of a command-line shell and associated scripting language. It allows users to automate administrative tasks on both local and remote Windows, Linux, and macOS systems. PowerShell uses cmdlets (pronounced…
Stage 4: CIA Triad
CIA Triad
The CIA Triad is a model designed to guide security policies for organizations. It consists of three fundamental principles: Confidentiality, ensuring that information is accessible only to authorized individuals; Integrity, maintaining the accuracy and completeness of data; and Availability, guaranteeing that…
Vim / Nano / Emacs
Vim, Nano, and Emacs are text editors used for creating, viewing, and modifying files, particularly configuration files and code. They provide different interfaces and functionalities, ranging from simple, beginner-friendly options to highly customizable and powerful environments for advanced users. These editors…
Stage 5: Authentication
Authentication
Authentication is the process of verifying the identity of a user, device, or application attempting to access a system or resource. It confirms that the entity is who or what it claims to be, typically by requiring them to provide credentials such as a username and password, a digital certificate, or biometric…
Stage 6: Authorization
Authorization
Authorization is the process of determining what a user or system is allowed to access or do. It verifies if a user, once authenticated, has the necessary permissions to perform a specific action on a particular resource. This involves checking access control policies and rules to ensure that only authorized…
Firewalls
Firewalls are network security systems that monitor and control incoming and outgoing network traffic based on predetermined security rules. They act as a barrier between a trusted internal network and an untrusted external network, such as the internet. Firewalls analyze network packets and either allow or block…
VLANs
VLANs (Virtual Local Area Networks) are a way to logically segment a physical network into multiple broadcast domains. This allows you to group devices regardless of their physical location, improving network security, performance, and manageability by isolating traffic and reducing broadcast traffic within the…
ACLs
Access Control Lists (ACLs) are sets of rules that determine whether network traffic is allowed or denied to pass through a network interface. They act as a security filter, examining packets based on source and destination IP addresses, ports, and protocols. ACLs are configured on network devices like routers and…
Network Segmentation
Network segmentation divides a network into smaller, isolated segments or subnetworks. This is done to improve security, performance, and manageability. By isolating sensitive data and systems, segmentation limits the impact of security breaches, reduces the attack surface, and simplifies compliance efforts.
DNS
DNS, or Domain Name System, is essentially the phonebook of the internet. It translates human-readable domain names, like "example.com," into IP addresses, like "192.0.2.1," which computers use to identify each other on the network. Without DNS, we'd have to remember and type in these numerical IP addresses every…
HTTP
HTTP (Hypertext Transfer Protocol) is the foundation of data communication on the World Wide Web. It's an application-layer protocol that defines how clients (like web browsers) and servers communicate by exchanging messages. These messages consist of requests from the client and responses from the server, enabling…
TLS
TLS (Transport Layer Security) is a protocol that provides privacy and data integrity between two communicating applications. It's the successor to SSL (Secure Sockets Layer) and is used to encrypt the communication between a client (like a web browser) and a server, ensuring that data transmitted between them…
Stage 7: OWASP Top 10
OWASP Top 10
The OWASP Top 10 is a standard awareness document for developers and web application security. It represents a broad consensus about the most critical security risks to web applications. It's a list that is updated periodically to reflect the changing threat landscape and provides actionable guidance on how to…
Stage 8: Encryption
Encryption
Encryption is the process of converting readable data (plaintext) into an unreadable format (ciphertext) to protect its confidentiality. This is achieved using algorithms and cryptographic keys. Only authorized parties with the correct key can decrypt the ciphertext back into its original plaintext form, ensuring…
Stage 9: Networking Basics
Networking Basics
Networking involves understanding how devices communicate with each other over a network. This includes concepts like IP addresses, which uniquely identify devices; protocols like TCP/IP, which govern data transmission; and network topologies, which describe the physical or logical arrangement of network…
Stage 10: Secure Coding
Secure Coding
Secure coding involves developing software applications in a way that prevents vulnerabilities and reduces the risk of security breaches. It encompasses a set of practices and guidelines that developers follow throughout the software development lifecycle to minimize potential flaws that attackers could exploit.…
SQL Injection Prevention
SQL Injection is a type of security vulnerability that occurs when malicious SQL code is inserted into an application's database query. This can happen when user input is not properly validated or sanitized before being used in a SQL query. Successful exploitation can allow attackers to bypass security measures,…
XSS Prevention
Cross-Site Scripting (XSS) is a type of security vulnerability that allows attackers to inject malicious scripts into websites viewed by other users. These scripts can then execute in the user's browser, potentially stealing sensitive information like cookies, redirecting the user to malicious sites, or defacing…
Input Validation Patterns
Input validation patterns are techniques used to ensure that data entered into an application conforms to expected formats and values. These patterns involve checking the length, type, format, and range of user-supplied data before it's processed by the application. By implementing these patterns, developers can…
Stage 11: Monitoring
Monitoring
Monitoring involves the systematic collection and analysis of data to track the performance, health, and security of systems and applications. It provides real-time visibility into the operational state, allowing teams to identify anomalies, detect potential issues, and proactively address them before they impact…
SIEM
SIEM (Security Information and Event Management) is a system that collects and analyzes security logs and event data from various sources across an organization's IT infrastructure. It helps security teams detect, analyze, and respond to security threats and incidents by providing a centralized view of…
Alert Types
Alert types are the different categories or classifications of notifications generated by monitoring systems when specific events or conditions occur. These alerts signal potential issues, anomalies, or security threats within an application or infrastructure. They can range from simple notifications about resource…
Log Analysis
Log analysis involves collecting, reviewing, and interpreting computer-generated records (logs) to identify patterns, anomalies, and potential security threats. These logs contain information about system events, user activities, and application behavior, providing valuable insights into the overall health and…
Symmetric
Symmetric encryption uses the same secret key for both encrypting and decrypting data. This means that the sender and receiver must both possess the same key before secure communication can begin. Algorithms like AES and DES are common examples, offering a balance between security and speed, making them suitable…
Asymmetric
Asymmetric encryption, also known as public-key cryptography, uses a pair of keys: a public key for encryption and a private key for decryption. The public key can be freely distributed, allowing anyone to encrypt data intended for the owner of the private key. Only the corresponding private key, which is kept…
Stage 12: Identity Basics
Identity Basics
Identity basics involve establishing and managing digital identities for users, applications, and services within a system. This includes processes for authentication (verifying who someone is) and authorization (determining what they are allowed to access). Effective identity management ensures that only…
IAM
Identity and Access Management (IAM) is a framework of policies and technologies that ensures the right individuals and services have appropriate access to resources. It defines and manages user identities, authenticates them, and authorizes their access to specific resources based on predefined roles and…
Least Privilege
Least privilege is the concept of granting users or processes only the minimum level of access necessary to perform their required tasks. This means limiting access rights to only what is strictly needed, avoiding broad or unnecessary permissions. The goal is to reduce the potential damage that can result from…
Role Based Access
Role-Based Access Control (RBAC) is a method of regulating access to computer or network resources based on the roles of individual users within an organization. It assigns permissions and privileges to roles, and then assigns users to those roles, simplifying access management and improving security by ensuring…
Stage 13: Threat Modeling
Threat Modeling
Threat modeling is a structured process for identifying, evaluating, and mitigating potential security threats and vulnerabilities in a system or application. It involves understanding the system's architecture, identifying potential attackers and their motives, and analyzing the possible attack vectors they might…
STRIDE
STRIDE is a threat modeling methodology used to identify potential security threats in a system or application. It provides a framework for categorizing threats based on six key characteristics: Spoofing, Tampering, Repudiation, Information Disclosure, Denial of Service, and Elevation of Privilege. By…
PASTA
PASTA (Process for Attack Simulation and Threat Analysis) is a risk-centric threat modeling methodology. It focuses on aligning security with business objectives by understanding the potential impact of threats on the organization's goals. It involves a seven-stage process that includes defining objectives,…
Threat Modeling Workflows
Threat modeling workflows are structured, repeatable processes used to identify, assess, and mitigate potential security threats in a system or application. These workflows typically involve defining the system's scope, decomposing it into components, identifying potential threats and vulnerabilities, prioritizing…
Attack Surface Mapping
Attack surface mapping is the process of identifying and documenting all the potential entry points or vulnerabilities that an attacker could exploit to gain unauthorized access to a system or application. This involves cataloging all assets, including hardware, software, network components, and data, and then…
Burp Suite
Burp Suite is a platform used for performing security testing of web applications. It acts as a proxy, intercepting and analyzing traffic between a browser and a web server. This allows security professionals to identify vulnerabilities such as SQL injection, cross-site scripting (XSS), and other common web…
Nmap basics
Nmap (Network Mapper) is a free and open-source utility used for network discovery and security auditing. It's used to discover hosts and services on a computer network by sending packets and analyzing the responses. Nmap provides information about host availability, operating systems, firewall status, and other…
Wireshark basics
Wireshark is a free and open-source packet analyzer. It captures network traffic in real-time and allows you to examine the data transmitted across a network. It can be used to troubleshoot network problems, analyze network protocols, examine security issues, and learn about network communication. Wireshark decodes…
Stage 14: Cloud Security
Cloud Security
Cloud security encompasses the policies, technologies, software, and practices that protect cloud-based systems, data, and infrastructure. It addresses the unique security challenges presented by cloud computing, such as shared responsibility models, data residency, and the dynamic nature of cloud environments.…
SOAR Concepts
SOAR (Security Orchestration, Automation and Response) refers to a collection of technologies that enable organizations to automate and orchestrate security tasks and incident response processes. It integrates various security tools and data sources to streamline workflows, improve efficiency, and reduce the time…
Automated Patching
Automated patching is the process of automatically applying software updates and security fixes to systems and applications. This involves using tools and scripts to identify missing patches, download them from a central repository, and install them on target machines without manual intervention. The goal is to…
Stage 15: Container Security
Container Security
Container security involves protecting containerized applications and the underlying infrastructure from vulnerabilities and threats. This includes securing the container image build process, managing container runtime environments, and implementing security measures to prevent unauthorized access, data breaches,…
Stage 16: Incident Response
Incident Response
Incident Response is the structured approach an organization takes to address and manage the aftermath of a security breach or cyberattack. It involves identifying, analyzing, containing, eradicating, and recovering from incidents to minimize damage and reduce recovery time and costs. The goal is to restore normal…
IR Lifecycle
The Incident Response (IR) Lifecycle is a structured approach to managing and resolving security incidents. It outlines the key phases involved, from initial preparation and detection to containment, eradication, recovery, and post-incident activity. This lifecycle ensures a consistent and effective response to…
Forensics
Forensics, in the context of incident response, involves the systematic investigation and analysis of security incidents to understand what happened, how it happened, and who was involved. It's about gathering and preserving digital evidence to reconstruct events, identify root causes, and support potential legal…
Containment
Containment in incident response refers to the actions taken to limit the scope and impact of a security incident. It involves isolating affected systems or networks to prevent the incident from spreading further, minimizing damage, and preserving evidence for investigation. This can include actions like…
Root Cause Analysis
Root Cause Analysis (RCA) is a systematic process for identifying the fundamental reasons behind a problem or incident. It goes beyond addressing the immediate symptoms to uncover the underlying factors that led to the issue. The goal of RCA is to implement corrective actions that prevent the problem from recurring…
Nessus
Nessus is a widely used vulnerability scanner that helps identify security weaknesses in computer systems, networks, and applications. It works by performing a variety of tests, including port scanning, service enumeration, and vulnerability identification, to detect potential security flaws. Nessus provides…
Nmap
Nmap (Network Mapper) is a free and open-source utility used for network discovery and security auditing. It's designed to scan networks to determine available hosts, the services they offer, the operating systems they run, packet filters/firewalls, and many other characteristics. Nmap works by sending packets to…
OpenVAS
OpenVAS (Open Vulnerability Assessment System) is a comprehensive vulnerability scanner. It's a framework of several services and tools offering vulnerability management. OpenVAS helps identify security weaknesses in systems and networks by performing tests against known vulnerabilities. It's often used for…
Qualys
Qualys is a cloud-based platform that provides a suite of security and compliance solutions. It helps organizations identify vulnerabilities in their IT infrastructure, including servers, applications, and networks. Qualys offers various scanning capabilities, such as vulnerability management, web application…
Docker
Docker security entails protecting your applications and data within Docker containers. Because containers share the host operating system's kernel, vulnerabilities in the kernel or container configurations can be exploited. Securing Docker involves practices like using minimal base images, regularly scanning…
Kubernetes
Kubernetes is a system for managing containerized applications. Securing Kubernetes involves protecting the cluster itself, the containers running within it, and the data they access. This includes controlling access to the Kubernetes API, securing network communication between pods, managing secrets and…
Image Scanning
Image scanning is the process of analyzing container images for known vulnerabilities, malware, and configuration issues. It involves examining the layers of the image, including the operating system, installed packages, and application code, against vulnerability databases and security policies. This helps…
CSPM
Cloud Security Posture Management (CSPM) involves continuously assessing and improving the security configuration of cloud resources. It helps organizations identify and remediate misconfigurations, compliance violations, and security risks across their cloud environments. CSPM tools automate security assessments,…
IAM
IAM in cloud providers like AWS and GCP controls who can access what resources within your cloud environment. It lets you define users, groups, and roles, and then assign permissions to those roles. These permissions determine what actions users and services can perform, such as reading data from a database,…
Key Management Service
A Key Management Service (KMS) is a secure system for creating, storing, and managing cryptographic keys. It provides a centralized platform to control access to these keys, ensuring that sensitive data is protected through encryption. KMS solutions often include features like key rotation, auditing, and…
Stage 17: Enterprise Operations
Enterprise Operations
Enterprise Operations encompasses all the activities and processes required to manage and maintain an organization's IT infrastructure, applications, and services. This includes tasks like system administration, network management, database administration, incident response, and ensuring the overall stability and…
SOAR Automation
SOAR (Security Orchestration, Automation, and Response) automation involves using technologies to collect security data from various sources, analyze it, and then automate responses to security incidents. This includes tasks like threat intelligence gathering, vulnerability scanning, incident investigation, and…
Endpoint Detection
Endpoint detection involves monitoring and analyzing activities on devices like laptops, desktops, and servers to identify suspicious behavior that could indicate a security threat. This process typically uses software agents installed on these endpoints to collect data, which is then analyzed for patterns and…
Response Strategy
A response strategy outlines the planned actions an organization will take when a security incident occurs. It defines roles, responsibilities, communication channels, and procedures for identifying, containing, eradicating, and recovering from security breaches. A well-defined strategy ensures a coordinated and…
SHA 256
SHA-256 (Secure Hash Algorithm 256-bit) is a cryptographic hash function that generates a nearly unique 256-bit (32-byte) hash from any input data. This hash acts as a digital fingerprint, meaning even a small change to the input will result in a drastically different hash value. It's primarily used for verifying…
bcrypt
bcrypt is a password-hashing function designed to be computationally intensive and resistant to brute-force attacks. It incorporates a salt to protect against rainbow table attacks and uses an adaptive hashing algorithm, meaning the computational cost can be increased over time to keep pace with advancements in…
Cryptographic Hashing
Cryptographic hashing is a process that takes an input (or 'message') and produces a fixed-size string of characters, known as a hash. This hash acts as a unique fingerprint of the input data. Even a small change to the input will result in a drastically different hash value. Hashing algorithms are designed to be…
PKI Design and Failover
Public Key Infrastructure (PKI) is a system for creating, managing, distributing, using, storing, and revoking digital certificates. These certificates are used to verify the identity of users, devices, and services, enabling secure communication and data exchange. PKI design involves selecting appropriate…
Certificate Lifecycle
Certificate lifecycle management encompasses all the processes involved in creating, deploying, managing, and eventually revoking digital certificates. This includes requesting certificates from a Certificate Authority (CA), securely storing private keys, distributing certificates to servers and applications,…
Defense in Depth Concepts
Defense in Depth is a security approach that uses multiple layers of security controls to protect assets. If one security measure fails, others are in place to provide continued protection. This layered approach reduces the risk of a single point of failure compromising the entire system.
Zero Trust Concepts
Zero Trust is a security framework based on the principle of "never trust, always verify." It assumes that no user or device, whether inside or outside the network perimeter, should be automatically trusted. Instead, every access request is fully authenticated, authorized, and encrypted before granting access to…
Secure API Design
Secure API design focuses on building application programming interfaces (APIs) that are resilient to attacks and protect sensitive data. This involves implementing security measures throughout the API lifecycle, from initial design and development to deployment and maintenance. Key considerations include…
Multi Region Security Planning
Multi-Region Security Planning involves designing and implementing security measures across multiple geographical locations where an application or service is deployed. This includes considering factors like data residency requirements, regional compliance regulations, and the potential for geographically isolated…
Large Scale Identity Strategy
A large-scale identity strategy defines how an organization manages and controls digital identities across a vast and complex environment. This includes defining policies, processes, and technologies for creating, managing, and authenticating users and devices, ensuring secure access to resources while maintaining…
IDS
An Intrusion Detection System (IDS) monitors a network or systems for malicious activity or policy violations. It analyzes network traffic, system logs, and other data sources to identify suspicious patterns that may indicate an attack or unauthorized access. When a threat is detected, the IDS alerts…
IPS
An Intrusion Prevention System (IPS) is a network security tool that monitors network traffic for malicious activity. It actively works to block or prevent detected threats, going beyond simple detection to take automated action. This can include terminating malicious sessions, blocking specific IP addresses, or…
DDoS Miligation Strategy
A DDoS (Distributed Denial of Service) mitigation strategy is a plan and set of techniques used to protect a system or network from being overwhelmed by malicious traffic. It involves identifying, analyzing, and filtering out illegitimate requests while allowing legitimate users to access the service. This often…
Secure Network Zoning
Secure network zoning involves dividing a network into distinct segments or zones, each with its own security policies and access controls. This segmentation limits the impact of a security breach by containing it within a specific zone, preventing attackers from easily moving laterally across the entire network.…
Supply Chain Security
Supply chain security focuses on protecting the integrity and security of all components, processes, and people involved in the development and delivery of software. It aims to prevent malicious actors from introducing vulnerabilities or malicious code into the software supply chain, ensuring that the final product…
SBOMS
A Software Bill of Materials (SBOM) is a comprehensive inventory of all components, libraries, and dependencies used in building a software application. It's essentially a list that details the ingredients of your software, much like a nutrition label for food. This allows developers and security teams to…
Build Pipeline Hardening
Pipeline hardening focuses on securing the automated process that transforms source code into deployable software. This involves implementing security measures at each stage of the pipeline, from code commit to artifact creation, to prevent vulnerabilities from being introduced or exploited. The goal is to ensure…
Dependency Risk Management
Dependency Risk Management involves identifying, assessing, and mitigating the risks associated with using third-party libraries, frameworks, and other external components in software development. This includes understanding the potential vulnerabilities, licensing issues, and maintenance status of these…
SOC 2
SOC 2 (System and Organization Controls 2) is an auditing procedure that ensures service providers securely manage data to protect the interests of their organization and the privacy of its clients. It defines criteria for managing customer data based on five "trust service principles": security, availability,…
ISO 27001
ISO 27001 is an international standard that specifies the requirements for establishing, implementing, maintaining, and continually improving an Information Security Management System (ISMS). It provides a framework of policies and procedures that includes all legal, physical, and technical controls involved in an…
NIST
The NIST Cybersecurity Framework (CSF) is a voluntary framework primarily intended for organizations to manage and reduce cybersecurity risks. It provides a set of standards, guidelines, and best practices to help organizations assess their current cybersecurity posture, identify areas for improvement, and develop…
Audit & Compliance Mapping
Audit & Compliance Mapping involves aligning an organization's security controls and practices with relevant regulatory requirements, industry standards, and internal policies. This process identifies which controls satisfy specific compliance obligations, creating a clear relationship between security efforts and…
Risk Quantification
Risk quantification is the process of assigning measurable values (often monetary) to the potential impact of identified risks. It involves analyzing the probability of a risk occurring and the potential damage it could cause to an organization's assets, operations, or reputation. This allows for a more objective…
Questions about the DevSecOps Roadmap
Is the DevSecOps Roadmap free?
Yes. All 93 lessons in this roadmap are free to read on Bibha AI Learning Labs, with no account and no payment. Signing in is optional: it lets you mark lessons as done and keep your progress, and it opens the AI tutor, which runs on your own API key.
How long does the DevSecOps Roadmap take?
There is no fixed duration. It has 93 lessons in 17 stages, and the time it takes depends on how many hours you give it each week. Nothing is locked, so you can skip what you already know, and your progress is saved once you sign in.
Where should I start the DevSecOps Roadmap?
Start with stage 1, Introduction, and work down in order. The stages are numbered in the order the roadmap suggests, but every lesson is open, so if you already know Introduction you can go straight to Learn a Programming Language or anything after it. Each lesson links to free resources for going deeper.
Can I learn DevSecOps in Hindi?
The lessons are written in English. Once you sign in, you can ask the AI tutor on any lesson to explain it in Hindi or Hinglish. It answers from that lesson’s own text, so the explanation stays on the syllabus. The tutor runs on your own Google, OpenAI or Anthropic key.