Cybersecurity · Level 2

Cryptography & Secure Communications

By SRTR Academy Faculty

4 modules · 17 lessons · 9 videos · 10 hrs

Symmetric/asymmetric encryption, hashing, digital signatures, TLS/SSL, PKI, blockchain basics

What you will learn

Module 1: Cryptography Fundamentals
- 🎬 History of cryptography — free preview
- 📄 Symmetric encryption: AES, DES, 3DES
- 🎬 Block cipher modes of operation
- 📄 Practical symmetric encryption in code
Module 2: Asymmetric Cryptography
- 🎬 RSA algorithm and key generation — free preview
- 📄 Elliptic Curve Cryptography (ECC)
- 🎬 Diffie-Hellman key exchange
- 📄 Digital signatures and verification
Module 3: Hashing & Integrity
- 🎬 Hash functions: SHA-256, bcrypt, argon2 — free preview
- 📄 Message authentication codes (HMAC)
- 🎬 Password hashing best practices
- 📄 Data integrity verification
Module 4: Protocols & Infrastructure
- 🎬 TLS/SSL handshake and certificate validation — free preview
- 📄 Public Key Infrastructure (PKI)
- 🎬 Certificate authorities and trust chains
- 📄 Blockchain fundamentals and consensus
- 🎬 Implementing secure communication channels