Account

Name
S
Username
Zyphe
Joined
Oct. 20, 2015, 5:11 p.m.

Rank
144
Points
13,361
Trophies
Gold1
Silver2
Bronze1

Solved Challenges (73)

LevelNamePointsDate
Find the right route — Part 3150Dec. 28, 2020, 8:37 a.m.
Find the right route — Part 2200Dec. 19, 2020, 8:13 p.m.
Find the right route — Part 1200Oct. 28, 2020, 8:56 a.m.
Lightweight Introduction to Lattices — Part 32,000July 16, 2020, 2:13 p.m.
Lightweight Introduction to Lattices — Part 2200June 24, 2020, 9:52 a.m.
Polyhomophonic Substitution — Part 1150March 23, 2020, 5:35 p.m.
A really long number sequence1,090Jan. 23, 2019, 12:25 p.m.
Cryptanalysis Hacking Puzzles — Part 1101Jan. 13, 2019, 4:47 p.m.
Cryptanalysis Hacking Puzzles — Part 2133Jan. 11, 2019, 5:15 p.m.
New Year's Greetings — Part 2100Oct. 9, 2018, 3:50 p.m.
New Year's Greetings — Part 1100Oct. 9, 2018, 3:37 p.m.
Autokey Cipher114Oct. 1, 2018, 4:30 p.m.
Modular Sequences114Oct. 1, 2018, 3:48 p.m.
Number Sequence — Part 10150April 19, 2018, 11:07 p.m.
Advent-Challenge — Part 1102Jan. 25, 2018, 5:41 p.m.
Number Sequence — Part 9133Nov. 19, 2017, 5:22 p.m.
Number Sequence — Part 5100March 15, 2017, 1:36 p.m.
Molehunt (Part 1/3)100Feb. 27, 2017, 11:02 p.m.
Number Sequence — Part 7100Feb. 24, 2017, 5:17 p.m.
A modified homophonic cipher with reduced alphabets — Part 2100Jan. 22, 2017, 5:28 p.m.
¿No Hablas Español? No problemo!100Jan. 22, 2017, 5:27 p.m.
A modified homophonic cipher with reduced alphabets — Part 1100Jan. 22, 2017, 5:21 p.m.
An 'unhearable' message100Jan. 18, 2017, 11:49 p.m.
The Last Note100Jan. 18, 2017, 12:48 a.m.
A Secret Message from Castle Mansfeld100Jan. 18, 2017, 12:04 a.m.
News from Castle Mansfeld100Jan. 17, 2017, 11:16 p.m.
Enigma Messages with Repeated Letters — Part 1100Jan. 15, 2017, 1:18 a.m.
An Invisible Message100Jan. 11, 2017, 9:24 p.m.
Hill Cipher with Sudoku Key100Jan. 8, 2017, 8:23 p.m.
Number Sequence — Part 6100Jan. 8, 2017, 7:37 p.m.
RSA Factoring Challenge: RSA-2200Jan. 2, 2017, 7:39 p.m.
RSA Factoring Challenge: RSA-7040Jan. 2, 2017, 7:37 p.m.
RSA Factoring Challenge: RSA-2100Jan. 2, 2017, 7:35 p.m.
Ku Klux Klan1,000Jan. 12, 2016, 9:24 p.m.
Recycled One-Time Pad100Jan. 7, 2016, 3:40 p.m.
A hidden word — Part 2100Dec. 18, 2015, 1:26 p.m.
ADFGVX — Part 2100Dec. 18, 2015, 12:57 p.m.
ADFGVX — Part 1100Dec. 18, 2015, 11:34 a.m.
Image Noise104Dec. 15, 2015, 2:11 p.m.
Letter from the Alleged Countess Julie von Ortenburg100Dec. 4, 2015, 4:53 p.m.
Snow White and the seven dwarfs100Dec. 1, 2015, 9:49 p.m.
Classical Ciphers^3100Nov. 25, 2015, 8:52 p.m.
From Russia with Love100Nov. 22, 2015, 4:28 p.m.
Heartbleed — Part 1 100Nov. 3, 2015, 5:07 p.m.
Number Sequence — Part 8102Nov. 3, 2015, 3:12 p.m.
Nils away on travel100Nov. 1, 2015, 9:19 p.m.
Post-Quantum Cryptography: Unbalanced Oil and Vinegar System — Part 1100Nov. 1, 2015, 5:59 p.m.
Modified Caesar Cipher100Nov. 1, 2015, 5:26 p.m.
Playfair with hints about the grid100Nov. 1, 2015, 4:06 p.m.
M-138 — Part 1100Oct. 31, 2015, 7:47 p.m.
How do you become a big cryptographer?100Oct. 31, 2015, 6:44 p.m.
Pigpen with a twist — Part 1100Oct. 30, 2015, 4:52 p.m.
Monoalphabetic Substitution100Oct. 30, 2015, 3:13 p.m.
Number Sequence — Part 4100Oct. 29, 2015, 1:36 p.m.
Number Sequence — Part 3100Oct. 29, 2015, 1:31 p.m.
ECDH-Key Exchange for Beginners100Oct. 26, 2015, 12:49 p.m.
Number Sequence — Part 2100Oct. 26, 2015, 9:43 a.m.
The Book Code: A Challenge for Bookworms100Oct. 25, 2015, 3:21 p.m.
A hidden word100Oct. 25, 2015, 11:39 a.m.
Caesar Encryption100Oct. 25, 2015, 11:37 a.m.
Cracking SHA1-Hashed Passwords1,103Oct. 25, 2015, 11:11 a.m.
Number Sequence100Oct. 25, 2015, 12:29 a.m.
Trifid Cipher100Oct. 24, 2015, 8:23 p.m.
Reserve Hand Procedure — Part 1100Oct. 24, 2015, 3:25 p.m.
One-Time Pad with Flaws100Oct. 24, 2015, 1:55 p.m.
Grille Cipher100Oct. 24, 2015, 12:22 p.m.
Factorization Cipher — Part 1100Oct. 24, 2015, 11:22 a.m.
Affine Codes / Modulo Arithmetic with N / Extended Euclid100Oct. 24, 2015, 11:06 a.m.
Original Caesar Cipher100Oct. 21, 2015, 1:23 p.m.
Letter to the Templars — Part 31,115Oct. 21, 2015, 1:03 p.m.
Letter to the Templars — Part 2100Oct. 21, 2015, 12:39 p.m.
Letter to the Templars — Part 1100Oct. 21, 2015, 12:23 p.m.
Beaver Code100Oct. 21, 2015, 11:10 a.m.

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