Bureau of Security and Signals Intelligence Forum

This forum has 49 topics, 544 replies, and was last updated 2 months, 3 weeks ago by HeirToTheSpare.

Viewing 15 topics - 1 through 15 (of 49 total)

- Topic
- Voices
- Posts
- Last Post
- The official Challenge 10 tips and hints thread 1 2 … 12 13
  Started by: Harry
- 49
- 186
- 4 months, 2 weeks ago
  f6exb
- Welcome
  Started by: Harry
- 9
- 11
- 5 months ago
  Crackerjack
- Bug reporting 1 2
  Started by: Harry
- 13
- 20
- 4 months ago
  Stacey
- The story 1 2 3 4
  Started by: Harry
- 14
- 53
- 4 months, 1 week ago
  traingirl
- Getting in touch with potential winners
  Started by: Harry
- 4
- 5
- 3 months, 1 week ago
  loony
- Stuff to do while you wait (with a message from Harry added) 1 2 3 4
  Started by: madness
- 12
- 59
- 4 months ago
  The-Letter-Wriggler
- Thank You!
  Started by: Shinglington
- 2
- 2
- 4 months, 1 week ago
  Shinglington
- Past Cipher Challenges Unavailable
  Started by: dweglowski2
- 0
- 1
- 4 months, 2 weeks ago
  dweglowski2
- Typo in Madness’ “A book on classical cryptography”?
  Started by: Shinglington
- 3
- 2
- 4 months, 2 weeks ago
  Mariya07
- Congratulations …
  Started by: Harry
- 1
- 1
- 4 months, 3 weeks ago
  Harry
- Puzzles 1 2 3
  Started by: Harry
- 11
- 35
- 4 months, 3 weeks ago
  The-Letter-Wriggler
- Forum: to do and wishes
  Started by: f6exb
- 0
- 1
- 4 months, 3 weeks ago
  f6exb
- 9b 1 2
  Started by: Paarush_Dhawan14
- 23
- 23
- 5 months, 1 week ago
  Mattyrat2027
- Another challenge (from GCHQ)
  Started by: ThompsonJ
- 0
- 1
- 5 months, 2 weeks ago
  ThompsonJ
- What is a Porta cipher?
  Started by: madness
- 3
- 4
- 5 months, 2 weeks ago
  madness

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