Account

Name
Alexander
Username
cruachan
Joined
Sept. 6, 2013, 1:13 a.m.

Rank
118
Points
16,051
Trophies
Gold0
Silver0
Bronze0

Solved Challenges (45)

LevelNamePointsDate
Trifid Cipher150Oct. 30, 2013, 6:04 p.m.
Enigma Messages with Repeated Letters — Part 2150Oct. 30, 2013, 5:04 p.m.
Lunchtime Attack on the Fully Homomorphic Encryption Scheme1,118Oct. 28, 2013, 9:09 p.m.
Factorization Cipher — Part 31,133Oct. 27, 2013, 10:50 p.m.
ADFGVX — Part 2100Oct. 26, 2013, 9:07 p.m.
ADFGVX — Part 1100Oct. 25, 2013, 10:12 p.m.
Post-Quantum Cryptography: Unbalanced Oil and Vinegar System — Part 1100Oct. 22, 2013, 2:08 p.m.
Molehunt (Part 2/3)100Oct. 21, 2013, 7:20 p.m.
Molehunt (Part 1/3)100Oct. 20, 2013, 8:42 p.m.
Hybrid Encryption I1,116Oct. 6, 2013, 1:52 a.m.
Brute-Force-Attack on Triple-DES with Reduced Key Space1,115Oct. 5, 2013, 3:44 a.m.
BCR code (Book-Caesar-RSA)1,155Oct. 2, 2013, 3:12 a.m.
ECDH-Key Exchange for Beginners100Oct. 1, 2013, 11:25 p.m.
Not-so-Secret Message from Malawi — Part I (RSA)1,116Sept. 29, 2013, 8:17 p.m.
Alice's Birthday Party (Part 1)1,116Sept. 29, 2013, 5:44 p.m.
Broadcasting and low exponent — RSA Attack1,126Sept. 29, 2013, 4:05 p.m.
Alice's Birthday Party (Part 2)1,116Sept. 28, 2013, 7:48 p.m.
Classical Ciphers^3100Sept. 28, 2013, 2:47 a.m.
Pigpen with a twist — Part 1100Sept. 27, 2013, 7:01 p.m.
Factorization Cipher — Part 21,133Sept. 26, 2013, 9:41 p.m.
Enigma Messages with Repeated Letters — Part 1200Sept. 26, 2013, 4:49 p.m.
Letter from the Alleged Countess Julie von Ortenburg100Sept. 25, 2013, 2:56 a.m.
Monoalphabetic Substitution100Sept. 14, 2013, 1:42 a.m.
Letter to the Templars — Part 31,161Sept. 13, 2013, 11:36 p.m.
A modified homophonic cipher with reduced alphabets — Part 2100Sept. 13, 2013, 9:19 p.m.
A modified homophonic cipher with reduced alphabets — Part 1100Sept. 13, 2013, 7:41 p.m.
One-Time Pad with Flaws100Sept. 13, 2013, 7:10 p.m.
Affine Codes / Modulo Arithmetic with N / Extended Euclid100Sept. 13, 2013, 6:13 p.m.
Factorization Cipher — Part 1100Sept. 13, 2013, 2:12 a.m.
From Russia with Love111Sept. 13, 2013, 12:42 a.m.
Enigma Combinatorics100Sept. 12, 2013, 11:28 p.m.
Snow White and the seven dwarfs101Sept. 10, 2013, 1:21 a.m.
Caesar Encryption100Sept. 8, 2013, 8:06 p.m.
Number Sequence — Part 4100Sept. 8, 2013, 6:54 p.m.
Number Sequence — Part 2100Sept. 8, 2013, 6:33 p.m.
Number Sequence100Sept. 8, 2013, 6:25 p.m.
Grille Cipher100Sept. 8, 2013, 6:03 p.m.
Letter to the Templars — Part 2100Sept. 8, 2013, 5:37 p.m.
Letter to the Templars — Part 1100Sept. 8, 2013, 5:15 p.m.
Hill Cipher with Sudoku Key133Sept. 7, 2013, 3:30 a.m.
A hidden word100Sept. 7, 2013, 1:42 a.m.
Beaver Code100Sept. 7, 2013, 1:27 a.m.
Original Caesar Cipher100Sept. 6, 2013, 10:01 p.m.
Reserve Hand Procedure — Part 1101Sept. 6, 2013, 5:01 p.m.
Modified Caesar Cipher100Sept. 6, 2013, 3:44 a.m.

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