Account

Name

Karl Schutt

Username

günter

Joined

March 23, 2014, 12:05 p.m.

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Points

44,374

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Forum profile

Active Challenges (1)

Level	Name	Attempts	Date
	Music Code — Part 1	2 / 20	Dec. 1, 2018, 9:15 p.m.

Solved Challenges (108)

Name	Points	Date
Find the right route — Part 1	101	Feb. 7, 2021, 3:03 p.m.
Recycled One-Time Pad	100	April 26, 2020, 6:29 p.m.
Modular Sequences	100	March 17, 2020, 3:52 p.m.
Smartcard RSA	1,084	Feb. 23, 2020, 7:50 p.m.
Turing Bombe Enigma I	100	Feb. 16, 2020, 6:09 p.m.
Fastest in the West	1,139	Jan. 1, 2020, 12:07 p.m.
Zodiac Cipher	100	Dec. 31, 2019, 8:07 p.m.
Cryptanalysis Hacking Puzzles — Part 2	100	Dec. 20, 2019, 3:51 p.m.
Monoalphabetic Substitution with Nostradamus Flavor	1,660	Feb. 19, 2019, 6:42 p.m.
Autokey Cipher	101	Dec. 2, 2018, 8:45 a.m.
The Einstein Enigma	1,167	Nov. 30, 2018, 10:19 p.m.
Partial Key Exposure with RSA — Part 1	1,093	Aug. 8, 2018, 10:25 p.m.
Trendy Messenger	1,278	Aug. 6, 2018, 5:43 a.m.
Number Sequence — Part 5	100	Aug. 5, 2018, 7 p.m.
Number Sequence — Part 10	101	Aug. 5, 2018, 6:03 p.m.
Summer Job	1,279	Aug. 4, 2018, 9:30 p.m.
Advent-Challenge — Part 1	101	March 17, 2018, 5:57 a.m.
Number Sequence — Part 9	101	March 16, 2018, 7:20 p.m.
Number Sequence — Part 6	100	March 16, 2018, 7:01 p.m.
ORYX Stream Cipher — Part 3 (revised)	1,118	March 20, 2016, 7:29 p.m.
ORYX Stream Cipher Part II	1,098	March 19, 2016, 6:49 p.m.
ORYX Stream Cipher Part I	1,098	March 19, 2016, 3:49 p.m.
Double Columnar Transposition	100	March 9, 2016, 7:06 p.m.
Weakened Handycipher — Part 1	1,167	March 7, 2016, 5:20 a.m.
News from Castle Mansfeld	101	Feb. 21, 2016, 3:46 p.m.
Lunchtime Attack on the Fully Homomorphic Encryption Scheme	1,101	Dec. 7, 2015, 2:43 a.m.
Weakened Granit — Part 1	101	Dec. 6, 2015, 1:53 p.m.
Typex — Part 1	1,118	Dec. 5, 2015, 1:59 p.m.
Image Noise	113	Nov. 28, 2015, 11:50 a.m.
Number Sequence — Part 8	103	Oct. 14, 2015, 11:02 p.m.
Number Sequence — Part 7	102	May 10, 2015, 6:12 p.m.
AES key — encoded in the machine readable zone of a European ePassport	1,113	April 22, 2015, 11:09 p.m.
CMEA 1	1,104	April 21, 2015, 5:46 p.m.
Factorization Cipher — Part 3	1,112	April 18, 2015, 11:51 p.m.
An 'unhearable' message	100	April 18, 2015, 1:23 p.m.
A hidden word — Part 2	150	April 17, 2015, 9:04 p.m.
Playfair Encryption	100	April 17, 2015, 8:24 p.m.
¿No Hablas Español? No problemo!	100	April 17, 2015, 7:58 p.m.
A really long number sequence	1,109	April 14, 2015, 10:55 p.m.
BCR code (Book-Caesar-RSA)	1,120	April 12, 2015, 1:30 p.m.
Enigma Part 2	1,103	April 11, 2015, 2:03 p.m.
Enigma Part 1	1,103	April 11, 2015, 11:57 a.m.
Heartbleed — Part 2	100	March 22, 2015, 1:35 a.m.
Heartbleed — Part 1	100	March 21, 2015, 11:58 a.m.
M-138 — Part 2	1,245	March 15, 2015, 11:56 a.m.
The Last Note	101	March 15, 2015, 2:28 a.m.
M-138 — Part 1	101	March 14, 2015, 2:35 p.m.
An Invisible Message	100	Aug. 9, 2014, 9:33 p.m.
Monoalphabetic substitution with camouflage — Part 1	100	Aug. 8, 2014, 5:38 p.m.
Playfair with hints about the grid	100	May 4, 2014, 9:26 a.m.
Multilingual Monoalphabetic Substitution	100	May 3, 2014, 9:19 p.m.
ADFGVX — Part 1	100	May 3, 2014, 12:37 p.m.
ADFGVX — Part 2	100	May 3, 2014, 11:37 a.m.
Strange Message from Thessaloniki	100	May 3, 2014, 12:18 a.m.
Enigma Messages with Repeated Letters — Part 5	102	May 2, 2014, 5:24 p.m.
Enigma Messages with Repeated Letters — Part 4	102	May 2, 2014, 5:17 p.m.
Enigma Messages with Repeated Letters — Part 3	102	May 2, 2014, 5:07 p.m.
Enigma Messages with Repeated Letters — Part 2	101	May 2, 2014, 4:49 p.m.
Hill Cipher with Sudoku Key	100	May 1, 2014, 6:20 p.m.
Molehunt (Part 3/3)	1,110	May 1, 2014, 2:16 p.m.
Molehunt (Part 2/3)	100	May 1, 2014, 10:28 a.m.
Molehunt (Part 1/3)	100	May 1, 2014, 10:08 a.m.
Cascading Encryption — Part 1/3	100	April 30, 2014, 11:15 p.m.
Brute-Force-Attack on Triple-DES with Reduced Key Space	1,110	April 28, 2014, 12:30 a.m.
A Secret Message from Castle Mansfeld	100	April 27, 2014, 11:51 a.m.
Post-Quantum Cryptography: Unbalanced Oil and Vinegar System — Part 1	100	April 25, 2014, 9:14 p.m.
Enigma Messages with Repeated Letters — Part 1	100	April 21, 2014, 11:03 a.m.
Enigma Messages	100	April 21, 2014, 10:52 a.m.
Kaskade-S/T — Part 1	100	April 20, 2014, 3:51 p.m.
Pigpen with a twist — Part 1	100	April 20, 2014, 11:38 a.m.
Nils away on travel	100	April 19, 2014, 3:41 p.m.
Factorization Cipher — Part 2	1,123	April 18, 2014, 1:16 p.m.
Not-so-Secret Message from Malawi — Part I (RSA)	1,111	April 6, 2014, 10:46 p.m.
How do you become a big cryptographer?	100	April 6, 2014, 3:27 p.m.
RSA: Two different keys — same ciphertext	1,119	April 6, 2014, 12:39 p.m.
Reserve Hand Procedure — Part 1	100	April 6, 2014, 11:24 a.m.
Enigma Combinatorics	100	April 6, 2014, 10:42 a.m.
Modified Caesar Cipher	100	April 5, 2014, 11:03 p.m.
Hybrid Encryption I	1,111	April 5, 2014, 9:18 p.m.
Letter from the Alleged Countess Julie von Ortenburg	100	April 5, 2014, 5:43 p.m.
Broadcasting and low exponent — RSA Attack	1,119	April 5, 2014, 2:09 p.m.
Letter to the Templars — Part 3	1,140	April 5, 2014, 1:51 p.m.
One-Time Pad with Flaws	100	April 4, 2014, 11:02 p.m.
Trifid Cipher	101	April 4, 2014, 9:03 p.m.
ECDH-Key Exchange for Beginners	100	April 1, 2014, 9:40 p.m.
Alice's Birthday Party (Part 2)	1,111	March 30, 2014, 5:34 p.m.
Alice's Birthday Party (Part 1)	1,111	March 30, 2014, 3:54 p.m.
Snow White and the seven dwarfs	100	March 29, 2014, 6:01 p.m.
Cracking SHA1-Hashed Passwords	1,115	March 29, 2014, 4:45 p.m.
A modified homophonic cipher with reduced alphabets — Part 2	100	March 29, 2014, 1:12 p.m.
A modified homophonic cipher with reduced alphabets — Part 1	100	March 29, 2014, 12:13 p.m.
Classical Ciphers^3	100	March 29, 2014, 11:44 a.m.
The Book Code: A Challenge for Bookworms	100	March 27, 2014, 9:55 p.m.
Factorization Cipher — Part 1	100	March 26, 2014, 4:12 a.m.
Number Sequence — Part 3	100	March 25, 2014, 6:35 p.m.
Number Sequence — Part 4	100	March 24, 2014, 7:36 p.m.
Letter to the Templars — Part 2	100	March 23, 2014, 10:28 p.m.
Affine Codes / Modulo Arithmetic with N / Extended Euclid	100	March 23, 2014, 7:24 p.m.
Monoalphabetic Substitution	100	March 23, 2014, 6:50 p.m.
From Russia with Love	100	March 23, 2014, 5:06 p.m.
Grille Cipher	100	March 23, 2014, 4:20 p.m.
A hidden word	100	March 23, 2014, 3:50 p.m.
Letter to the Templars — Part 1	100	March 23, 2014, 3:18 p.m.
Beaver Code	100	March 23, 2014, 2:10 p.m.
Caesar Encryption	100	March 23, 2014, 1:50 p.m.
Number Sequence — Part 2	100	March 23, 2014, 1:17 p.m.
Original Caesar Cipher	100	March 23, 2014, 1:12 p.m.
Number Sequence	100	March 23, 2014, 1:09 p.m.