Account

Name
Nicolas
Username
nicosPavlov
Joined
Sept. 28, 2016, 3:17 p.m.

Rank
5
Points
257,791
Trophies
Gold1
Silver3
Bronze2

Active Challenges (5)

LevelNameAttemptsDate
Homophonic Encryption — Part 31 / 15Sept. 6, 2020, 9:40 a.m.
Cipher ID — Part 11 / 20July 27, 2020, 2:13 p.m.
Modular Sequences2 / 15Sept. 30, 2018, 2:51 p.m.
Lattice Part 111 / 999Feb. 4, 2018, 5:07 p.m.
Enigma Combinatorics7 / 20Jan. 11, 2018, 12:04 p.m.

Solved Challenges (169)

LevelNamePointsDate
The SIGABA Challenge — Part 414,472Nov. 17, 2020, 9:28 a.m.
The SZ42 Challenge — Part 62,000Oct. 3, 2020, 4:38 p.m.
The Heavy T52 Sturgeon Challenge — Part 714,822Sept. 15, 2020, 2:25 p.m.
The Heavy T52 Sturgeon Challenge — Part 514,827Sept. 12, 2020, 2:33 p.m.
Polyhomophonic Substitution — Part 21,199Sept. 9, 2020, 5:32 a.m.
Polyhomophonic Substitution — Part 1101Sept. 6, 2020, 10:24 a.m.
The SZ42 Challenge — Part 52,000Sept. 4, 2020, 10:44 a.m.
The SZ42 Challenge — Part 41,613Sept. 3, 2020, 5:10 a.m.
Handycipher made in love — Part 21,147Aug. 26, 2020, 7:12 a.m.
Handycipher made in love — Part 11,139Aug. 25, 2020, 6:38 p.m.
The SIGABA Challenge — Part 314,732Aug. 24, 2020, 4:19 a.m.
Monoalphabetic Substitution with Nostradamus Flavor1,140Aug. 23, 2020, 12:05 p.m.
Homophonic Encryption — Part 11,146Aug. 23, 2020, 5:43 a.m.
The Heavy T52 Sturgeon Challenge — Part 414,928Aug. 19, 2020, 6:43 a.m.
The SZ42 Challenge — Part 32,000Aug. 16, 2020, 7:01 a.m.
The SIGABA Challenge — Part 21,199Aug. 16, 2020, 5:07 a.m.
The SZ42 Challenge — Part 21,485Aug. 15, 2020, 3:15 p.m.
The SIGABA Challenge — Part 11,198Aug. 13, 2020, 1:47 p.m.
The T52 Sturgeon Challenge — Part 51,158Aug. 5, 2020, 2:47 p.m.
The T52 Sturgeon Challenge — Part 71,158Aug. 2, 2020, 4:21 a.m.
The T52 Sturgeon Challenge — Part 61,158Aug. 1, 2020, 4:24 p.m.
The T52 Sturgeon Challenge — Part 111,159July 29, 2020, 3:02 a.m.
The T52 Sturgeon Challenge — Part 121,159July 28, 2020, 4:06 p.m.
The SZ42 Challenge — Part 11,576July 28, 2020, 11:57 a.m.
The T52 Sturgeon Challenge — Part 101,159July 24, 2020, 11:17 a.m.
The T52 Sturgeon Challenge — Part 91,160July 23, 2020, 10:42 a.m.
The T52 Sturgeon Challenge — Part 81,160July 22, 2020, 12:05 p.m.
The T52 Sturgeon Challenge — Part 41,157July 21, 2020, 11:44 a.m.
The T52 Sturgeon Challenge — Part 31,158July 19, 2020, 4:58 a.m.
The T52 Sturgeon Challenge — Part 21,158July 15, 2020, 2:49 p.m.
The T52 Sturgeon Challenge — Part 11,157July 15, 2020, 1:20 p.m.
Breaking a Filter Generator1,469Oct. 6, 2018, 7:29 a.m.
Autokey Cipher133Sept. 27, 2018, 6:41 p.m.
Summer Job1,327July 15, 2018, 5:49 a.m.
Trendy Messenger1,330July 13, 2018, 4:23 p.m.
Fastest in the West1,391July 1, 2018, 4:20 a.m.
Number Sequence — Part 10102June 10, 2018, 5:55 a.m.
Flawed Usage of a OTP Cipher by the BND1,120April 1, 2018, 11:44 a.m.
New Year's Greetings — Part 4100March 24, 2018, 4:28 p.m.
New Year's Greetings — Part 3100March 24, 2018, 4:25 p.m.
New Year's Greetings — Part 2100March 24, 2018, 4:22 p.m.
Handycipher — Part 613,925March 6, 2018, 2:54 p.m.
Handycipher — Part 513,926March 5, 2018, 11:40 a.m.
Handycipher — Part 413,928March 3, 2018, 3:12 a.m.
Weakened Handycipher — Part 61,136Feb. 18, 2018, 11:22 a.m.
Weakened Handycipher — Part 51,136Feb. 18, 2018, 11:18 a.m.
Weakened Handycipher — Part 41,137Feb. 12, 2018, 2:08 p.m.
The Einstein Enigma1,613Feb. 12, 2018, 3:48 a.m.
Monoalphabetic substitution with camouflage — Part 1100Feb. 4, 2018, 1:58 p.m.
Not-so-Secret Message from Malawi — Part II (ECC)1,090Feb. 4, 2018, 8:07 a.m.
Handycipher — Part 313,640Jan. 31, 2018, 2:46 p.m.
Handycipher — Part 11,116Jan. 30, 2018, 5:42 a.m.
Handycipher — Part 21,116Jan. 30, 2018, 2:15 a.m.
Weakened Handycipher — Part 31,119Jan. 23, 2018, 2:27 a.m.
Weakened Handycipher — Part 21,119Jan. 22, 2018, 11:41 a.m.
Weakened Handycipher — Part 11,119Jan. 19, 2018, 2:26 a.m.
Weakened ElsieFour — Part 31,226Jan. 18, 2018, 1:49 a.m.
Advent-Challenge — Part 1103Jan. 13, 2018, 11:16 a.m.
New Year's Greetings — Part 1100Jan. 13, 2018, 9:49 a.m.
Advent Challenge — Part 41,433Jan. 4, 2018, 7:57 a.m.
Advent Challenge — Part 31,444Jan. 4, 2018, 7:56 a.m.
Advent-Challenge — Part 21,414Jan. 1, 2018, 12:24 p.m.
How do you become a big cryptographer?100Aug. 12, 2017, 3:27 a.m.
Kaskade-S/T — Part 31,095Feb. 17, 2017, 2:57 a.m.
M-138 — Part 31,127Feb. 7, 2017, 2:37 a.m.
Multilingual Monoalphabetic Substitution100Jan. 24, 2017, 5:27 p.m.
Weakened Granit — Part 1100Jan. 18, 2017, 2:02 p.m.
ORYX Stream Cipher — Part 4a1,118Jan. 4, 2017, 9:11 a.m.
Smartcard RSA1,094Dec. 22, 2016, 9:04 p.m.
Sigaba Part 11,094Dec. 18, 2016, 1:40 a.m.
Image Noise100Dec. 8, 2016, 1:06 p.m.
Modified Caesar Cipher100Dec. 7, 2016, 3:23 p.m.
An 'unhearable' message100Dec. 3, 2016, 10:08 a.m.
An Invisible Message100Dec. 3, 2016, 9:43 a.m.
Double Column Transposition — Part 41,121Dec. 3, 2016, 6:47 a.m.
Purple 11,095Dec. 2, 2016, 6:42 a.m.
CMEA 213,305Nov. 27, 2016, 6:02 p.m.
CMEA 11,095Nov. 26, 2016, 5:53 p.m.
Keyshanc — Part 21,103Nov. 23, 2016, 10:34 a.m.
Music Code — Part 1100Nov. 23, 2016, 3:29 a.m.
Music Code — Part 21,097Nov. 23, 2016, 3:03 a.m.
Pigpen with a twist — Part 21,099Nov. 22, 2016, 11:22 a.m.
Monoalphabetic Substitution with Camouflage — Part 51,102Nov. 21, 2016, 2:27 p.m.
Monoalphabetic substitution with camouflage — Part 4100Nov. 21, 2016, 12:53 p.m.
Monoalphabetic substitution with camouflage — Part 31,100Nov. 21, 2016, 4:58 a.m.
Monoalphabetic substitution with camouflage — Part 21,100Nov. 20, 2016, 5:12 p.m.
Typex — Part 21,109Nov. 20, 2016, 10:59 a.m.
Typex — Part 11,108Nov. 19, 2016, 7:17 p.m.
Lunchtime Attack on the Fully Homomorphic Encryption Scheme1,096Nov. 19, 2016, 4:46 a.m.
Unusual encryption using a diophantine equation1,099Nov. 18, 2016, 7:38 a.m.
Double Column Transposition — Part 11,120Nov. 12, 2016, 5:01 p.m.
Double Column Transposition — Part 31,121Nov. 12, 2016, 1:56 p.m.
Double Column Transposition — Part 21,121Nov. 12, 2016, 1:52 p.m.
AES key — encoded in the machine readable zone of a European ePassport1,101Nov. 9, 2016, 4:33 p.m.
Unconcealed RSA messages1,100Nov. 8, 2016, 4:12 a.m.
A really long number sequence1,099Nov. 6, 2016, 8:30 a.m.
ORYX Stream Cipher — Part 3 (revised)1,111Nov. 4, 2016, 6:01 p.m.
Keyshanc — Part 11,103Nov. 4, 2016, 2:09 p.m.
ORYX Stream Cipher Part II1,095Nov. 1, 2016, 1:24 p.m.
Number Sequence — Part 4100Oct. 30, 2016, 9:02 a.m.
Nils away on travel100Oct. 30, 2016, 8:59 a.m.
Number Sequence — Part 3100Oct. 30, 2016, 8:18 a.m.
Recycled One-Time Pad100Oct. 29, 2016, 4:13 p.m.
Molehunt (Part 3/3)1,095Oct. 27, 2016, 4:26 p.m.
Kaskade-S/T — Part 21,097Oct. 27, 2016, 2:45 p.m.
Cascading Encryption — Part 1/3100Oct. 24, 2016, 4:43 p.m.
Hill Cipher with Sudoku Key100Oct. 24, 2016, 11:59 a.m.
Turing Bombe Enigma I100Oct. 23, 2016, 10:15 a.m.
Enigma Messages100Oct. 22, 2016, 6:14 p.m.
Letter from the Alleged Countess Julie von Ortenburg100Oct. 20, 2016, 11:10 a.m.
Partial Key Exposure with RSA — Part 11,102Oct. 18, 2016, 6:14 p.m.
BCR code (Book-Caesar-RSA)1,106Oct. 18, 2016, 2:46 p.m.
Enigma Messages with Repeated Letters — Part 5100Oct. 17, 2016, 4:50 p.m.
Enigma Messages with Repeated Letters — Part 4100Oct. 17, 2016, 4:46 p.m.
Enigma Messages with Repeated Letters — Part 3100Oct. 16, 2016, 3:08 p.m.
Enigma Messages with Repeated Letters — Part 2100Oct. 16, 2016, 2:58 p.m.
Enigma Part 11,095Oct. 16, 2016, 12:52 p.m.
Enigma Part 21,095Oct. 16, 2016, 11:47 a.m.
ADFGVX — Part 2100Oct. 15, 2016, 1:34 p.m.
ADFGVX — Part 1100Oct. 15, 2016, 12:52 p.m.
Post-Quantum Cryptography: Unbalanced Oil and Vinegar System — Part 1100Oct. 15, 2016, 7:45 a.m.
ECDH-Key Exchange for Beginners100Oct. 15, 2016, 6:56 a.m.
Factorization Cipher — Part 31,101Oct. 14, 2016, 2:03 p.m.
Heartbleed — Part 31,127Oct. 13, 2016, 2:04 p.m.
Heartbleed — Part 2100Oct. 13, 2016, 1:50 p.m.
M-138 — Part 21,133Oct. 13, 2016, 2:36 a.m.
Double Columnar Transposition100Oct. 12, 2016, 2:46 p.m.
Molehunt (Part 2/3)100Oct. 12, 2016, 1:55 p.m.
Heartbleed — Part 1 100Oct. 11, 2016, 2:31 p.m.
Molehunt (Part 1/3)100Oct. 11, 2016, 12:35 p.m.
ORYX Stream Cipher Part I1,095Oct. 10, 2016, 5:16 p.m.
Kaskade-S/T — Part 1100Oct. 9, 2016, 6:02 a.m.
Pigpen with a twist — Part 1100Oct. 8, 2016, 9:19 a.m.
Playfair with hints about the grid100Oct. 8, 2016, 7:14 a.m.
Brute-Force-Attack on Triple-DES with Reduced Key Space1,095Oct. 8, 2016, 6:18 a.m.
¿No Hablas Español? No problemo!100Oct. 7, 2016, 5:02 p.m.
Playfair Encryption100Oct. 7, 2016, 4:44 p.m.
Trifid Cipher100Oct. 7, 2016, 12:37 p.m.
Enigma Messages with Repeated Letters — Part 1100Oct. 7, 2016, 11:57 a.m.
RSA: Two different keys — same ciphertext1,099Oct. 5, 2016, 5:35 p.m.
Factorization Cipher — Part 21,101Oct. 5, 2016, 5:25 p.m.
M-138 — Part 1100Oct. 4, 2016, 1:27 p.m.
Hybrid Encryption I1,096Oct. 2, 2016, 9:25 a.m.
The Book Code: A Challenge for Bookworms100Oct. 1, 2016, 4:21 p.m.
Number Sequence — Part 8100Oct. 1, 2016, 4:14 p.m.
Not-so-Secret Message from Malawi — Part I (RSA)1,095Oct. 1, 2016, 7:14 a.m.
Broadcasting and low exponent — RSA Attack1,099Sept. 29, 2016, 5:40 p.m.
Alice's Birthday Party (Part 2)1,095Sept. 29, 2016, 5:17 p.m.
Reserve Hand Procedure — Part 1100Sept. 29, 2016, 1:39 p.m.
Alice's Birthday Party (Part 1)1,095Sept. 29, 2016, 1:26 p.m.
One-Time Pad with Flaws100Sept. 29, 2016, 12:57 p.m.
Monoalphabetic Substitution100Sept. 29, 2016, 12:53 p.m.
Number Sequence — Part 2100Sept. 29, 2016, 11:51 a.m.
Number Sequence100Sept. 29, 2016, 11:50 a.m.
From Russia with Love100Sept. 29, 2016, 2:41 a.m.
Snow White and the seven dwarfs100Sept. 29, 2016, 2:39 a.m.
A modified homophonic cipher with reduced alphabets — Part 2100Sept. 29, 2016, 2:35 a.m.
Cracking SHA1-Hashed Passwords1,098Sept. 28, 2016, 7:02 p.m.
A modified homophonic cipher with reduced alphabets — Part 1100Sept. 28, 2016, 7 p.m.
Grille Cipher100Sept. 28, 2016, 6:57 p.m.
Factorization Cipher — Part 1100Sept. 28, 2016, 6:56 p.m.
Affine Codes / Modulo Arithmetic with N / Extended Euclid100Sept. 28, 2016, 6:54 p.m.
Letter to the Templars — Part 31,107Sept. 28, 2016, 6:49 p.m.
Letter to the Templars — Part 2100Sept. 28, 2016, 5:52 p.m.
A hidden word100Sept. 28, 2016, 5:46 p.m.
Letter to the Templars — Part 1100Sept. 28, 2016, 5:43 p.m.
Beaver Code100Sept. 28, 2016, 5:33 p.m.
Caesar Encryption100Sept. 28, 2016, 5:31 p.m.
Original Caesar Cipher100Sept. 28, 2016, 5:21 p.m.

Submitted Challenges (2)

LevelNameDate
Holographic Encryption — Part 2April 7, 2017, 10:29 p.m.
Holographic Encryption — Part 1April 7, 2017, 10:25 p.m.

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