Bureau of Security and Signals Intelligence Forum

This forum has 46 topics, 873 replies, and was last updated 3 years, 1 month ago by F6exb.

Viewing 16 topics - 1 through 15 (of 47 total)

1 2 3 4 →

- Topic
- Voices
- Posts
- Last Post
- ELITE? 1 2 … 6 7
  Started by: Harry
- 8
- 91
- 3 years, 1 month ago
  F6exb
- National Cipher Challenge 2020 Prizewinners
  Started by: Harry
- 1
- 1
- 3 years, 3 months ago
  Harry
- URGENT AND IMPORTANT NOTICE TO Potential winners
  Started by: Harry
- 2
- 3
- 3 years, 3 months ago
  Harry
- About the mission 1 2
  Started by: Harry
- 11
- 30
- 3 years, 1 month ago
  Leo_yates
- Challenges from competitors 1 2 … 12 13
  Started by: madness
- 15
- 187
- 3 years, 1 month ago
  Madness
- Using Microsoft Excel to encrypt and decrypt messages 1 2 3
  Started by: kford-academy
- 4
- 34
- 3 years, 2 months ago
  Mattyrat2027
- Books, movies, tv, music 1 2
  Started by: Harry
- 8
- 19
- 3 years, 2 months ago
  Mattyrat2027
- THE DEVIL’S CIPHER 1 2
  Started by: awesomeness
- 8
- 30
- 3 years, 2 months ago
  Mattyrat2027
- One Time Pad 1 2
  Started by: 67105112104101114
- 9
- 18
- 3 years, 3 months ago
  The-letter-wriggler
- Something interesting 1 2
  Started by: madness
- 4
- 22
- 3 years, 3 months ago
  F6exb
- And that’s a wrap! 1 2
  Started by: Harry
- 13
- 17
- 3 years, 3 months ago
  Mattyrat2027
- A Challenge for Madness (or anyone else)
  Started by: hazzataytay
- 3
- 3
- 3 years, 3 months ago
  The-letter-wriggler
- The solution to Mission Challenge 7B
  Started by: Harry
- 6
- 8
- 3 years, 3 months ago
  Madness
- NOT ENOUGH SUFFERING 1 2
  Started by: madness
- 9
- 28
- 3 years, 3 months ago
  Madness
- Cipher Clock 1 2 … 10 11
  Started by: madness
- 48
- 153
- 3 years, 3 months ago
  Cribbage
- How to split a large text without space into blocks of 2, 3, 4, 5, …. letters
  Started by: f6exb
- 2
- 5
- 3 years, 3 months ago
  F6exb

Viewing 16 topics - 1 through 15 (of 47 total)

1 2 3 4 →

You must be logged in to create new topics.

Bureau of Security and Signals Intelligence Forum

Learn More

Resources