Account

Name	Points	Date
A Secret Message from Castle Mansfeld	100	Nov. 5, 2021, 7 p.m.
Letter from the Alleged Countess Julie von Ortenburg	100	Nov. 5, 2021, 4:04 p.m.
Find the right route — Part 1	100	July 22, 2021, 4:43 p.m.
A really long number sequence	1,083	July 22, 2021, 1:51 p.m.
Alice's Birthday Party (Part 2)	1,081	July 21, 2021, 4:16 p.m.
Alice's Birthday Party (Part 1)	1,081	July 20, 2021, 10:08 p.m.
Factorization Cipher — Part 3	1,084	July 20, 2021, 6:29 p.m.
Factorization Cipher — Part 2	1,084	July 20, 2021, 6:27 p.m.
Factorization Cipher — Part 1	100	July 20, 2021, 6:26 p.m.
Ku Klux Klan	1,000	July 20, 2021, 8:41 a.m.
Letter to the Templars — Part 1	100	July 18, 2021, 8:47 p.m.
Letter to the Templars — Part 3	1,086	July 18, 2021, 8:42 p.m.
Letter to the Templars — Part 2	100	July 18, 2021, 8:39 p.m.
Beaver Code	100	July 18, 2021, 7:21 p.m.
Double Column Transposition — Part 1	1,204	Sept. 2, 2014, 3:01 p.m.
Double Columnar Transposition	100	Sept. 1, 2014, 3:15 p.m.
Double Column Transposition — Part 4	1,229	Aug. 30, 2014, 5:29 p.m.
From Russia with Love	104	Oct. 1, 2013, 9:21 p.m.
Zodiac Cipher	100	Oct. 1, 2013, 5:42 p.m.
Cracking SHA1-Hashed Passwords	1,121	Sept. 30, 2013, 1:54 p.m.
Original Caesar Cipher	100	Sept. 29, 2013, 5:49 p.m.
Monoalphabetic Substitution	100	Sept. 29, 2013, 5:39 p.m.
Caesar Encryption	100	Sept. 29, 2013, 4:38 p.m.
Hill Cipher with Sudoku Key	104	Sept. 27, 2013, 12:31 p.m.
Modified Caesar Cipher	100	Sept. 25, 2013, 3:09 p.m.
Number Sequence — Part 4	100	Sept. 24, 2013, 11:55 p.m.
Number Sequence — Part 3	100	Sept. 24, 2013, 11:47 p.m.
Number Sequence — Part 2	100	Sept. 24, 2013, 11:43 p.m.
Number Sequence	100	Sept. 24, 2013, 10:26 p.m.
A hidden word	100	Sept. 18, 2013, 3:01 p.m.

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Solved Challenges (30)