MR01001101 cryptography and steganography links
Challenges
- Hackergames.net
- Review My Site (on the Hackergames listing)
- +Ma's Reversing (Well worth a visit)
- Antica Challenges
Cryptography and encryption
- Beginners Guide to Crypto
- Snarkes.Net Encryption Kit
- Historical Ciphers
- Basic Cryptanyalyst Course
- Paj's Homepage (Well worth a visit)
- J Sheehy - Cyptography Forum
Steganograhy
Programming
Web searching
File formats
Useful tools
- The Wayback Archive
- ASCII Table
- Dec Hex Oct Bin conversion chart
- Morse Code alphabet
- Semaphore alphabet