MysteryTwister C3
NUMBER OF ACTIVE MEMBERS:

8053
Follow us: Facebook Twitter
 



Level II Challenges (95)

Page 1 of the challenges in Level II, ordered by date posted (the most recent appear first).

Smartcard RSA

[kitrub-05] - 56 users already solved this challenge, 1 is working on it.
 
 
 

To achieve a very fast decryption in RSA, one might choose the secret key to be rather small. It should, however, not be too small, since then it might be possible to mount brute-force attacks. The same holds for variants like RSA-CRT.
Read more...

Click here to get to the corresponding forum topic to share your opinion.
Click here to download the challenge.
Click here to download the additional file of the challenge.

Author: This email address is being protected from spambots. You need JavaScript enabled to view it.
Published on: 2010-10-25 17:00
Maximum number of attempts for this challenge: 15

All successful users of this challenge

Rank User (#56) Achieved points (Global score) y-m-d - h:m:s

Nobody (nobody) 2000 (40618) 2010-10-26 16:48:23
Cezary Glowacz (cezaryglowacz) 1824 (9995) 2010-10-27 11:47:29
Claude Laveaux (claude.laveaux) 1613 (14504) 2010-10-29 23:51:30
Christian (Etschupu) 1547 (31788) 2010-10-31 17:09:23
#5 Armin Krauss (argh) 1344 (152721) 2010-11-21 18:56:04
#6 Wolfgang Weisser (wowmyst) 1204 (33108) 2011-03-24 12:45:48
#7 mischa (mmisc) 1193 (22426) 2011-04-25 01:55:28
#8 J. M. (jomandi) 1169 (113270) 2011-08-03 20:41:17
#9 Flip (Flip) 1167 (31107) 2011-08-18 12:00:54
#10 Viktor (Veselovský) 1167 (113116) 2011-08-18 17:32:24
#11 Daniel Fretwell (fretty) 1167 (30107) 2011-08-18 21:43:37
#12 kyprizel (kyprizel) 1166 (20795) 2011-08-23 13:41:25
#13 Seth Kintigh (DarkFibre) 1166 (79471) 2011-08-24 19:39:55
#14 The Killer (Killer) 1165 (42393) 2011-08-31 01:53:23
#15 Keith Randall (randall77) 1152 (31011) 2011-12-06 19:17:07
#16 Peter Mustermann (Gummiboot) 1149 (60285) 2012-01-14 12:11:29
#17 Michel Van Caneghem (vancan) 1146 (49719) 2012-02-12 21:56:35
#18 h3po (h3po) 1146 (20433) 2012-02-14 22:03:26
#19 Bart den Hartog (Bart13) 1145 (116412) 2012-02-26 01:17:55
#20 prasad (pdeshpande) 1143 (1143) 2012-03-15 03:50:36
#21 Teja (Tamboli) 1143 (1143) 2012-03-15 03:52:15
#22 teja Tamboli (Teja) 1143 (1143) 2012-03-15 04:25:52
#23 prasad deshpande (prasaddeshpande) 1142 (1142) 2012-04-02 18:37:47
#24 Thomas Lambert (lambert) 1140 (38594) 2012-04-18 17:14:07
#25 Aliazer (Aliazer) 1140 (12214) 2012-04-22 22:03:32
#26 Luigi Tomelli (archstanton) 1138 (95549) 2012-05-19 10:30:39
#27 Kurt Gebauer (Yokozuna) 1130 (120839) 2012-10-10 23:05:11
#28 dbuq (dbuq) 1125 (22762) 2013-01-14 19:40:40
#29 Velko Nikolov (staafl) 1121 (13467) 2013-04-24 12:04:06
#30 Almut (problelmo) 1121 (45992) 2013-05-03 07:03:02
#31 zahir mohsen moradi (ariobarzan) 1117 (99757) 2013-08-15 18:40:40
#32 Forrest Gump (Polyphem) 1116 (38763) 2013-10-14 00:25:12
#33 Em Doulgerakis (Greko) 1115 (109970) 2013-10-23 17:47:02
#34 Gaurav Kasliwal (gauravkasliwal8) 1115 (1115) 2013-10-30 03:18:06
#35 Pushkar Umaranikar (pumaranikar) 1115 (1115) 2013-10-30 03:29:06
#36 Francisco Moraes (fmoraes) 1114 (90044) 2013-11-22 16:11:37
#37 George (Theofanidis) 1114 (88988) 2013-12-07 13:03:38
#38 Brad (braddrew) 1114 (15878) 2013-12-12 05:03:46
#39 Jacek (sawior) 1114 (3619) 2013-12-16 13:38:13
#40 Alain (Integral) 1112 (198642) 2014-02-08 15:01:46
#41 hellman (hellman) 1111 (14862) 2014-03-12 16:46:17
#42 Ben (Paulsen) 1110 (2421) 2014-04-27 17:47:25
#43 Thomas Schmucker (dg) 1110 (26066) 2014-05-13 22:14:04
#44 Team Srividhya & Shwetha (cryptiq) 1106 (1106) 2014-11-01 00:12:18
#45 Shweta Shweta (Shweta) 1106 (1106) 2014-11-01 00:21:01
#46 Robert (rm) 1106 (56012) 2014-12-02 23:38:39
#47 Sunita Suchita (shokeen14) 1104 (1104) 2015-03-15 06:03:15
#48 Javantea (Javantea) 1103 (38889) 2015-04-19 19:48:05
#49 Sean (Kavanaugh) 1101 (29143) 2015-08-24 21:10:52
#50 chris_3stones (3stones) 1100 (34472) 2015-11-07 10:52:33
#51 Szabó Zoltán (szabo.z87) 1100 (47990) 2015-11-17 09:50:58
#52 Julia Bernotat (El Greco ) 1100 (81129) 2015-11-18 17:30:25
#53 Dominik M. (Sgt. Pepper) 1099 (43997) 2015-12-23 12:00:59
#54 Norbert Biermann (Norbert) 1096 (40024) 2016-09-20 08:09:58
#55 Nicolas (nicosPavlov) 1094 (70954) 2016-12-22 21:04:32
#56 Mir Dim (mir0soft) 1093 (46662) 2017-04-02 20:00:03
You must be logged in to solve the challenge
Pages [1] 1 Show All  
 
 
powered by the CrypTool project  CrypTool

 

   +++    [11:33 - 30.05.2017] misio solved the Level II challenge 'Alice's Birthday Party (Part 1)'    +++    [11:06 - 30.05.2017] misio solved the Level II challenge 'Letter to the Templars — Part 3'    +++    [10:52 - 30.05.2017] misio solved the Level I challenge 'Letter to the Templars — Part 2'    +++    [10:48 - 30.05.2017] misio solved the Level I challenge 'Letter to the Templars — Part 1'    +++    [09:47 - 30.05.2017] misio solved the Level I challenge 'Original Caesar Cipher'    +++