Account

Name
Alain Collignon
Username
vexilla72
Joined
Sept. 28, 2015, 12:36 p.m.

Rank
17
Points
123,666
Trophies
Gold0
Silver1
Bronze6

Active Challenges (3)

LevelNameAttemptsDate
A really long number sequence3 / 40July 4, 2021, 7:48 p.m.
Cipher ID — Part 14 / 20Nov. 20, 2019, 12:23 p.m.
Enigma Combinatorics6 / 20Sept. 19, 2019, 1:16 p.m.

Solved Challenges (171)

LevelNamePointsDate
Wheatstone Cryptograph — Part 1200April 22, 2021, 3:14 p.m.
Purple 11,082Feb. 18, 2021, 11:43 a.m.
Find the right route — Part 1113Nov. 3, 2020, 8:09 p.m.
Polyhomophonic Substitution — Part 31,199Sept. 16, 2020, 8:49 a.m.
Polyphonic Substitution Cipher — Part 21,177Sept. 14, 2020, 1:19 a.m.
Polyphonic Substitution Cipher — Part 11,169Sept. 3, 2020, 11:31 a.m.
Lightweight Introduction to Lattices — Part 31,824July 17, 2020, 6:39 p.m.
RSA Factoring Challenge: RSA-2500July 13, 2020, 4:19 p.m.
RSA Factoring Challenge: RSA-7040July 9, 2020, 8:01 a.m.
RSA Factoring Challenge: RSA-2400July 9, 2020, 7:54 a.m.
RSA Factoring Challenge: RSA-2320July 9, 2020, 7:48 a.m.
RSA Factoring Challenge: RSA-2300July 9, 2020, 7:44 a.m.
RSA Factoring Challenge: RSA-2200July 9, 2020, 7:41 a.m.
RSA Factoring Challenge: RSA-2100July 9, 2020, 7:24 a.m.
Number Sequence — Part 9100June 26, 2020, 10:48 a.m.
Lightweight Introduction to Lattices — Part 2200June 24, 2020, 12:58 p.m.
Lightweight Introduction to Lattices — Part 1108May 28, 2020, 1:30 p.m.
Polyhomophonic Substitution — Part 22,000March 28, 2020, 11:11 p.m.
Polyhomophonic Substitution — Part 1200March 22, 2020, 7:51 p.m.
The LoRa Cipher: Logic Randomness — Part 12,000Feb. 20, 2020, 8:50 a.m.
Sigaba Part 11,084Feb. 12, 2020, 6:24 p.m.
CMEA 213,127Jan. 4, 2020, 3:44 p.m.
Homophonic Encryption — Part 41,180Dec. 22, 2019, 12:16 p.m.
The T52 Sturgeon Challenge — Part 41,256Oct. 1, 2019, 6:59 p.m.
The T52 Sturgeon Challenge — Part 31,256Oct. 1, 2019, 2:41 p.m.
The T52 Sturgeon Challenge — Part 21,256Oct. 1, 2019, 11:47 a.m.
The T52 Sturgeon Challenge — Part 11,247Oct. 1, 2019, 11:45 a.m.
Unusual encryption using a diophantine equation1,088Sept. 21, 2019, 8:55 p.m.
A Cloaked Substitution Cipher — Part 11,444Sept. 2, 2019, 3:05 p.m.
A Cloaked Substitution Cipher — Part 21,523Sept. 2, 2019, 11:16 a.m.
Handycipher made in love — Part 22,000May 22, 2019, 11:15 a.m.
Homophonic Encryption — Part 21,725May 10, 2019, 11:47 p.m.
Homophonic Encryption — Part 32,000May 9, 2019, 10:44 a.m.
Homophonic Encryption — Part 11,824May 6, 2019, 11:43 a.m.
Number Sequence — Part 5100April 3, 2019, 4:50 p.m.
Typex — Part 11,095March 5, 2019, 8:37 a.m.
Monoalphabetic Substitution with Nostradamus Flavor2,000Feb. 16, 2019, 11:07 p.m.
Handycipher made in love — Part 12,000Feb. 16, 2019, 10:05 p.m.
Cryptanalysis Hacking Puzzles — Part 2200Jan. 10, 2019, 8 a.m.
Kaskade-S/T — Part 6 (RansomKaskade Part 1)1,142Dec. 2, 2018, 8 p.m.
Cryptanalysis Hacking Puzzles — Part 1111Nov. 4, 2018, 11:04 a.m.
Breaking a Filter Generator1,660Sept. 28, 2018, 4:19 p.m.
Modular Sequences150Sept. 27, 2018, 12:26 p.m.
Autokey Cipher150Sept. 27, 2018, 11:05 a.m.
Typex — Part 21,098Aug. 23, 2018, 12:17 p.m.
Ku Klux Klan1,000Aug. 13, 2018, 2:59 p.m.
Hilly — Part 11,141July 14, 2018, 9:53 a.m.
Trendy Messenger1,547June 19, 2018, 7:44 a.m.
Summer Job1,824June 13, 2018, 3:53 p.m.
Fastest in the West2,000June 13, 2018, 10:36 a.m.
An Invisible Message100June 9, 2018, 9:14 a.m.
Number Sequence — Part 10102June 7, 2018, 4:49 p.m.
Monoalphabetic Substitution with Camouflage — Part 51,095March 13, 2018, 2:44 p.m.
Monoalphabetic substitution with camouflage — Part 31,094March 12, 2018, 7:42 p.m.
Monoalphabetic substitution with camouflage — Part 21,094March 12, 2018, 10:58 a.m.
The Einstein Enigma1,824Feb. 9, 2018, 7:29 a.m.
An 'unhearable' message100Feb. 8, 2018, 7:53 p.m.
Advent Challenge — Part 32,000Dec. 22, 2017, 7:34 p.m.
Advent Challenge — Part 42,000Dec. 22, 2017, 8:16 a.m.
Advent-Challenge — Part 22,000Dec. 17, 2017, 11:20 a.m.
Advent-Challenge — Part 1150Dec. 10, 2017, 9:25 a.m.
Monoalphabetic substitution with camouflage — Part 1100Dec. 8, 2017, 5:53 p.m.
New Year's Greetings — Part 4100Nov. 8, 2017, 8:15 a.m.
New Year's Greetings — Part 3100Nov. 8, 2017, 7:56 a.m.
New Year's Greetings — Part 2100Nov. 8, 2017, 7:48 a.m.
New Year's Greetings — Part 1100Nov. 8, 2017, 7:35 a.m.
Image Noise100June 14, 2017, 10:26 a.m.
Turing Bombe Enigma I100June 9, 2017, 4:42 p.m.
Kaskade-S/T — Part 31,094June 1, 2017, 3:56 p.m.
Spanish Strip Cipher — Part 21,114May 17, 2017, 10:36 a.m.
CMEA 11,095Dec. 11, 2016, 10:37 a.m.
ASAC — A Strong(er) ADFGVX Cipher — Part 11,204Dec. 6, 2016, 4:18 p.m.
Monoalphabetic substitution with camouflage — Part 4100Nov. 22, 2016, 8:25 p.m.
Post-Quantum Cryptography: Unbalanced Oil and Vinegar System — Part 1100Nov. 17, 2016, 8:22 p.m.
Strange Message from Thessaloniki100Nov. 17, 2016, 11:39 a.m.
Music Code — Part 1100Nov. 16, 2016, 3:45 p.m.
Music Code — Part 21,097Nov. 16, 2016, 3:32 p.m.
Number Sequence — Part 7100Nov. 9, 2016, 12:19 p.m.
Kaskade-S/T — Part 21,097Nov. 7, 2016, 10:11 a.m.
Molehunt (Part 3/3)1,095Nov. 5, 2016, 9:47 a.m.
Zodiac Cipher100Nov. 5, 2016, 9:07 a.m.
Snow White and the seven dwarfs100Oct. 24, 2016, 5:59 p.m.
Heartbleed — Part 1 100Oct. 22, 2016, 10:23 a.m.
Weakened Granit — Part 1100Oct. 19, 2016, 7:46 a.m.
Double Column Transposition — Part 11,121Oct. 17, 2016, 2:47 p.m.
Double Column Transposition — Part 21,122Oct. 17, 2016, 2:35 p.m.
Double Column Transposition — Part 31,122Oct. 17, 2016, 12:45 p.m.
M-138 — Part 31,133Oct. 16, 2016, 7:29 a.m.
Flawed Usage of a OTP Cipher by the BND1,152Oct. 10, 2016, 6:28 p.m.
Brute-Force-Attack on Triple-DES with Reduced Key Space1,095Oct. 8, 2016, 1:14 p.m.
A hidden word — Part 2100Sept. 30, 2016, 6:28 p.m.
Nils away on travel100Sept. 30, 2016, 6:07 p.m.
Recycled One-Time Pad100Sept. 27, 2016, 12:02 p.m.
Molehunt (Part 1/3)100March 21, 2016, 9:39 a.m.
Letter from the Alleged Countess Julie von Ortenburg100March 16, 2016, 6:30 p.m.
Unconcealed RSA messages1,104March 11, 2016, 6:27 p.m.
Hill Cipher with Sudoku Key100March 8, 2016, 11:48 a.m.
Keyshanc — Part 21,108March 4, 2016, 5:46 p.m.
Keyshanc — Part 11,108March 3, 2016, 10:40 a.m.
The Last Note100Feb. 29, 2016, 7:46 p.m.
Cascading Encryption — Part 1/3100Feb. 22, 2016, 3:21 p.m.
How do you become a big cryptographer?100Feb. 5, 2016, 7:26 p.m.
News from Castle Mansfeld101Feb. 5, 2016, 7:06 p.m.
A Secret Message from Castle Mansfeld100Feb. 5, 2016, 5:33 p.m.
Lunchtime Attack on the Fully Homomorphic Encryption Scheme1,100Jan. 29, 2016, 2:41 p.m.
Enigma Messages with Repeated Letters — Part 5100Jan. 16, 2016, 4:38 p.m.
Enigma Messages with Repeated Letters — Part 4100Jan. 16, 2016, 4:34 p.m.
Enigma Messages with Repeated Letters — Part 2100Jan. 15, 2016, 5:59 p.m.
Enigma Messages with Repeated Letters — Part 3100Jan. 12, 2016, 7:51 p.m.
Double Column Transposition — Part 41,136Jan. 12, 2016, 7:07 p.m.
Enigma Messages100Jan. 12, 2016, 12:25 p.m.
Enigma Part 11,099Jan. 12, 2016, 11:30 a.m.
Enigma Part 21,099Jan. 12, 2016, 11:01 a.m.
Enigma Messages with Repeated Letters — Part 1100Jan. 9, 2016, 2:24 p.m.
ORYX Stream Cipher — Part 3 (revised)1,121Dec. 17, 2015, 7:31 p.m.
ORYX Stream Cipher Part II1,099Dec. 13, 2015, 10:14 a.m.
ORYX Stream Cipher Part I1,099Dec. 11, 2015, 12:53 p.m.
Hybrid Encryption I1,100Nov. 23, 2015, 2:03 p.m.
Pigpen with a twist — Part 21,105Nov. 19, 2015, 6:50 p.m.
Partial Key Exposure with RSA — Part 11,108Nov. 18, 2015, 10 a.m.
Pigpen with a twist — Part 31,105Nov. 17, 2015, 2:36 p.m.
Monoalphabetic Substitution100Nov. 15, 2015, 7:58 a.m.
Playfair with hints about the grid100Nov. 13, 2015, 7:47 a.m.
Playfair Encryption100Nov. 13, 2015, 7:37 a.m.
AES key — encoded in the machine readable zone of a European ePassport1,108Nov. 9, 2015, 3:48 p.m.
Molehunt (Part 2/3)100Nov. 6, 2015, 4:55 p.m.
Factorization Cipher — Part 21,107Nov. 6, 2015, 9:16 a.m.
Factorization Cipher — Part 31,108Nov. 6, 2015, 8:33 a.m.
Double Columnar Transposition100Nov. 3, 2015, 9:25 a.m.
ECDH-Key Exchange for Beginners100Nov. 3, 2015, 6:03 a.m.
M-138 — Part 21,164Nov. 2, 2015, 7:42 a.m.
RSA: Two different keys — same ciphertext1,105Oct. 30, 2015, 5:47 p.m.
Broadcasting and low exponent — RSA Attack1,104Oct. 30, 2015, 5:18 p.m.
Not-so-Secret Message from Malawi — Part I (RSA)1,100Oct. 30, 2015, 4:40 p.m.
BCR code (Book-Caesar-RSA)1,114Oct. 30, 2015, 3:35 p.m.
Spanish Strip Cipher — Part 11,139Oct. 14, 2015, 7:49 p.m.
Classical Ciphers^3100Oct. 12, 2015, 9:07 a.m.
ADFGVX — Part 1100Oct. 11, 2015, 2:17 p.m.
ADFGVX — Part 2100Oct. 11, 2015, 1:35 p.m.
Alice's Birthday Party (Part 1)1,100Oct. 8, 2015, 12:24 p.m.
Alice's Birthday Party (Part 2)1,100Oct. 8, 2015, 11:07 a.m.
A modified homophonic cipher with reduced alphabets — Part 1100Oct. 7, 2015, 6:29 p.m.
A modified homophonic cipher with reduced alphabets — Part 2100Oct. 7, 2015, 6:21 p.m.
Trifid Cipher100Oct. 7, 2015, 11:50 a.m.
Pigpen with a twist — Part 1100Oct. 7, 2015, 7:13 a.m.
Kaskade-S/T — Part 1100Oct. 6, 2015, 7:31 p.m.
Beaver Code100Oct. 5, 2015, 2:04 p.m.
A hidden word100Oct. 3, 2015, 5:46 a.m.
Multilingual Monoalphabetic Substitution100Oct. 2, 2015, 4:06 p.m.
Number Sequence — Part 8105Oct. 2, 2015, 2:23 p.m.
Number Sequence — Part 6101Oct. 2, 2015, 2:17 p.m.
From Russia with Love100Oct. 1, 2015, 4:13 p.m.
The Book Code: A Challenge for Bookworms100Oct. 1, 2015, 3:37 p.m.
One-Time Pad with Flaws100Oct. 1, 2015, 6:04 a.m.
M-138 — Part 1100Sept. 30, 2015, 10:13 a.m.
Reserve Hand Procedure — Part 1100Sept. 30, 2015, 8 a.m.
¿No Hablas Español? No problemo!100Sept. 30, 2015, 5:48 a.m.
Grille Cipher100Sept. 29, 2015, 3:06 p.m.
Cracking SHA1-Hashed Passwords1,103Sept. 29, 2015, 2:03 p.m.
Letter to the Templars — Part 31,116Sept. 29, 2015, 9:40 a.m.
Modified Caesar Cipher100Sept. 29, 2015, 9:25 a.m.
Factorization Cipher — Part 1100Sept. 28, 2015, 4:36 p.m.
Affine Codes / Modulo Arithmetic with N / Extended Euclid100Sept. 28, 2015, 4:20 p.m.
Number Sequence — Part 4100Sept. 28, 2015, 3:49 p.m.
Letter to the Templars — Part 2100Sept. 28, 2015, 3:42 p.m.
Caesar Encryption100Sept. 28, 2015, 3:31 p.m.
Number Sequence — Part 2100Sept. 28, 2015, 3:12 p.m.
Number Sequence — Part 3100Sept. 28, 2015, 3:07 p.m.
Letter to the Templars — Part 1100Sept. 28, 2015, 3:03 p.m.
Original Caesar Cipher100Sept. 28, 2015, 2:49 p.m.
Number Sequence100Sept. 28, 2015, 2:44 p.m.

Currently 16 guests and 0 members are online.
Powered by the CrypTool project
© 2009-2021 MysteryTwister team