Coding & Algorithms

Essential programming skills and algorithmic thinking for cybersecurity professionals. Learn about secure coding practices, algorithm analysis, and programming languages for security.

Secure Coding
Algorithms
Security Tools
Problem Solving

Programming Languages for Security

Essential programming languages and their applications in cybersecurity.

Low-Level Languages

C/C++

Exploit development, reverse engineering, system programming

Assembly

x86/x64, ARM, shellcode development, malware analysis

Rust

Memory safety, system programming, security tools

Go

Network tools, concurrent programming, cloud security

Scripting & Automation

Python

Security tools, automation, data analysis, forensics

Bash/PowerShell

System administration, automation, incident response

JavaScript/Node.js

Web security, browser automation, API testing

Ruby

Metasploit framework, web security, automation

Secure Coding Practices

Best practices for writing secure and robust code.

Input Validation & Sanitization

Input Validation

Type checking, length validation, format validation

Output Encoding

HTML encoding, URL encoding, SQL escaping

Parameterized Queries

SQL injection prevention, prepared statements

Whitelist Validation

Allowlist approach, deny-by-default

Authentication & Authorization

Secure Authentication

Password hashing, multi-factor authentication, session management

Access Control

RBAC, ABAC, least privilege principle

Token Management

JWT security, token expiration, secure storage

API Security

API authentication, rate limiting, input validation

Algorithm Analysis & Data Structures

Understanding algorithms and data structures for security applications.

Cryptographic Algorithms

Hash Functions

SHA-256, MD5, bcrypt, password hashing

Encryption Algorithms

AES, RSA, ECC, symmetric vs asymmetric

Key Exchange

Diffie-Hellman, ECDH, key management

Digital Signatures

RSA signatures, DSA, ECDSA, certificate validation

Security Algorithms

Pattern Matching

String matching, regex, signature detection

Machine Learning

Anomaly detection, classification, feature extraction

Network Analysis

Graph algorithms, traffic analysis, path finding

Optimization

Performance optimization, memory management, scalability

Security Tools Development

Building custom security tools and automation scripts.

Network Security Tools

  • • Packet analyzers
  • • Network scanners
  • • Traffic generators
  • • Protocol analyzers
  • • IDS/IPS systems

Forensics Tools

  • • Memory analyzers
  • • File carvers
  • • Timeline tools
  • • Evidence collectors
  • • Report generators

Automation Scripts

  • • Incident response
  • • Vulnerability scanning
  • • Log analysis
  • • System hardening
  • • Compliance checks