Account

Name
j.h.
Username
haegarq
Joined
April 6, 2011, 4:30 p.m.

Rank
121
Points
15,452
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Active Challenges (4)

LevelNameAttemptsDate
A hidden word — Part 21 / 15Nov. 22, 2019, 10:58 a.m.
Cryptanalysis Hacking Puzzles — Part 12 / 15Jan. 15, 2019, 6:45 p.m.
Number Sequence — Part 51 / 15June 18, 2013, 11:38 a.m.
Enigma Part 11 / 15Sept. 6, 2011, 5:16 p.m.

Solved Challenges (62)

LevelNamePointsDate
Find the right route — Part 1100Sept. 3, 2021, 4 p.m.
News from Castle Mansfeld100Jan. 16, 2020, 2:21 p.m.
Cryptanalysis Hacking Puzzles — Part 2114Jan. 16, 2019, 6:17 a.m.
Pigpen with a twist — Part 1100Dec. 17, 2018, 11:07 a.m.
Autokey Cipher104Oct. 17, 2018, 2:31 p.m.
Image Noise100July 25, 2018, 1:45 p.m.
The Last Note100June 18, 2018, 6:46 a.m.
Number Sequence — Part 10102June 6, 2018, 8:38 a.m.
Number Sequence — Part 8100June 5, 2018, 10:54 a.m.
The Einstein Enigma1,373March 1, 2018, 8:45 a.m.
Advent-Challenge — Part 21,357Jan. 10, 2018, 11:36 a.m.
Advent-Challenge — Part 1106Dec. 26, 2017, 1:20 p.m.
Concealed Messages — Vigenère's Night Sky0July 26, 2017, 4:56 p.m.
New Year's Greetings — Part 4104April 14, 2016, 7:02 a.m.
New Year's Greetings — Part 3104April 12, 2016, 11:40 a.m.
New Year's Greetings — Part 2105April 11, 2016, 3:15 p.m.
New Year's Greetings — Part 1105April 11, 2016, 2:35 p.m.
Strange Message from Thessaloniki100March 30, 2016, 11:21 a.m.
Enigma Messages100March 8, 2016, 11 a.m.
Enigma Messages with Repeated Letters — Part 1100Jan. 27, 2016, 5:47 p.m.
Snow White and the seven dwarfs100Jan. 23, 2015, 3:25 p.m.
ADFGVX — Part 2100Jan. 22, 2015, 8:17 a.m.
ADFGVX — Part 1100Jan. 21, 2015, 4:17 p.m.
M-138 — Part 21,385Jan. 12, 2015, 4:10 p.m.
M-138 — Part 1108Jan. 5, 2015, 10:27 a.m.
Double Columnar Transposition100July 16, 2014, 6:39 a.m.
Recycled One-Time Pad100June 27, 2014, 3:21 p.m.
How do you become a big cryptographer?100Feb. 5, 2014, 11:21 a.m.
From Russia with Love101Nov. 15, 2013, 10:22 a.m.
Trifid Cipher106Nov. 14, 2013, 1:54 p.m.
Cracking SHA1-Hashed Passwords1,120Nov. 12, 2013, 11:47 a.m.
A really long number sequence1,130Aug. 10, 2013, 8:44 p.m.
Nils away on travel200Aug. 8, 2013, 6:38 p.m.
Reserve Hand Procedure — Part 1108March 19, 2013, 8:57 p.m.
A hidden word104Jan. 30, 2013, 4:51 p.m.
Playfair with hints about the grid107Jan. 29, 2013, 6:37 p.m.
Letter to the Templars — Part 32,000Oct. 9, 2012, 7:03 p.m.
Beaver Code200Aug. 13, 2012, 11:52 p.m.
Letter to the Templars — Part 2200July 31, 2012, 9:27 a.m.
Letter to the Templars — Part 1200July 17, 2012, 6:52 p.m.
Ku Klux Klan1,000June 30, 2012, 5:29 p.m.
Number Sequence — Part 4114April 25, 2012, 9:46 a.m.
¿No Hablas Español? No problemo!200April 18, 2012, 11:33 p.m.
Number Sequence — Part 3133April 2, 2012, 12:58 p.m.
The Book Code: A Challenge for Bookworms117March 27, 2012, 10:52 a.m.
Turing Bombe Enigma I101Feb. 29, 2012, 5:53 p.m.
A Secret Message from Castle Mansfeld100Jan. 16, 2012, 6:51 p.m.
Affine Codes / Modulo Arithmetic with N / Extended Euclid101Dec. 12, 2011, 6:21 p.m.
Factorization Cipher — Part 1104Nov. 11, 2011, 10:42 p.m.
Grille Cipher104Nov. 7, 2011, 6:18 p.m.
One-Time Pad with Flaws100Oct. 9, 2011, 10:42 p.m.
Modified Caesar Cipher125Sept. 5, 2011, 10:52 p.m.
Number Sequence — Part 2102Aug. 27, 2011, 3:07 p.m.
Enigma Combinatorics100June 3, 2011, 7:19 a.m.
Classical Ciphers^3101April 28, 2011, 12:28 p.m.
A modified homophonic cipher with reduced alphabets — Part 2101April 15, 2011, 3:28 p.m.
A modified homophonic cipher with reduced alphabets — Part 1101April 15, 2011, 11:51 a.m.
Caesar Encryption101April 14, 2011, 2:15 p.m.
Letter from the Alleged Countess Julie von Ortenburg101April 14, 2011, 10:11 a.m.
Monoalphabetic Substitution101April 11, 2011, 4:25 p.m.
Number Sequence101April 7, 2011, 8:23 a.m.
Original Caesar Cipher101April 7, 2011, 6:26 a.m.

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