Bill Buchanan OBE Courses

Golang and Cryptography - Part 1

1 rating

Implement cryptographic techniques in Go, covering symmetric encryption, hashing, key derivation, public-key methods, and digital signatures.

• YouTube
• 1 hour 7 minutes
• Self-Paced
• Free Video

Steganography: Techniques for Hiding Information in Digital Media

1 rating

Explore how steganography hides messages in images, audio, documents, and covert channels using JPEG, MP3, least-significant-bit, compression, and secret-sharing methods.

• YouTube
• 1 hour 6 minutes
• Self-Paced
• Free Video

Introduction to Cryptography: Private Key Encryption - Part 1

1 rating

Explore private-key encryption, converting plaintext to ciphertext, key sizes, and the practical time required for brute-force key cracking.

• YouTube
• 26 minutes
• Self-Paced
• Free Video

Elliptic Curve Cryptography - Key Exchange, Digital Signature, and Encryption

An introduction to elliptic curve cryptography for key exchange, digital signatures, and hybrid encryption using ECDH, ECDSA, EdDSA, and ECIES.

• YouTube
• 48 minutes
• Self-Paced
• Free Video

Public Key Methods

An introduction to public-key encryption, explaining RSA, elliptic-curve, and ElGamal methods alongside key exchange, signatures, and practical key management.

• YouTube
• 1 hour 21 minutes
• Self-Paced
• Free Video

Cyber Security for Fintech - Cluster Initiatives and Partnerships

Overview of Scotland’s fintech cybersecurity cluster, partnerships, ecosystem, and support programs.

• YouTube
• 27 minutes
• Self-Paced
• Free Video

Applied Cryptography and Trust - Tunnelling

Overview of how encrypted tunnels protect traffic, negotiate cryptographic suites, and use TLS and IPsec to authenticate endpoints.

• YouTube
• 37 minutes
• Self-Paced
• Free Video

Applied Cryptography and Trust - Public Key Encryption

Explore how public–private key pairs enable encryption, key exchange, digital signatures, and hybrid secure messaging using RSA and elliptic curve cryptography.

• YouTube
• 41 minutes
• Self-Paced
• Free Video

Applied Cryptography and Trust - Hashing

Explores how cryptographic hashes secure passwords and certificates, resist collisions, derive keys, and support one-time authentication, including Hashcat attack methods.

• YouTube
• 48 minutes
• Self-Paced
• Free Video

Applied Cryptography and Trust - Symmetric Key

Learn how symmetric-key encryption protects data through shared keys, block and stream ciphers, AES, modes, salting, key derivation, and entropy.

• YouTube
• 51 minutes
• Self-Paced
• Free Video

Introduction to Applied Cryptography and Trust

An introduction to how cryptographic methods, trust infrastructures, and emerging techniques combine to build secure, resilient communications and systems.

• YouTube
• 41 minutes
• Self-Paced
• Free Video

ElGamal Public Key Encryption

Learn how ElGamal encryption extends discrete-log public-key cryptography to elliptic curves, digital signatures, and partially homomorphic multiplication.

• YouTube
• 26 minutes
• Self-Paced
• Free Video

Authenticated Encryption Using ElGamal and Elliptic Curve Cryptography

A practical walkthrough of authenticated encryption combining ElGamal, elliptic-curve methods, and AES-GCM.

• YouTube
• 26 minutes
• Self-Paced
• Free Video

Introduction to Rust and Cryptography

A hands-on introduction to implementing AES-GCM, RSA, and ECDSA cryptography in Rust.

• YouTube
• 37 minutes
• Self-Paced
• Free Video

Jupyter Hub - Teaching Crypto - Hashing

Demonstrates how teachers can use JupyterHub workbooks to teach hashing, HMAC, and password key derivation through editable Python examples.

• YouTube
• 21 minutes
• Self-Paced
• Free Video