--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/cracking.rst	Fri Dec 11 20:16:59 2015 +0200
@@ -0,0 +1,86 @@
+.. coding: utf-8
+.. include:: HEADER.rst
+
+===========
+ Cracking.
+===========
+.. contents::
+
+Password cracking tools.
+========================
+
+If look to password cracking competitions:
+
+ * http://contest-2015.korelogic.com/teams.html
+ * http://contest-2014.korelogic.com/teams.html
+ * http://contest-2013.korelogic.com/teams.html
+ * http://contest-2012.korelogic.com/teams.html
+ * http://contest-2011.korelogic.com/teams.html
+
+most used software are:
+
+ * Hashcat suite
+ * John the Ripper
+
+  http://hashcat.net/hashcat/
+    CPU based.
+  http://hashcat.net/oclhashcat/
+    GPU based.
+
+
+How to create crack archive?
+============================
+
+Use zip/rar. With rar you can use password protection.
+
+Along with content provide these files:
+
+ * .nfo - crack team logo, info about content, enjoy greeting.
+ * .url - internet shortcut file.
+ * FILE_ID.DIZ - plain text file containing brief content description of the
+   archive in which it is included.
+
+.nfo
+----
+
+Old .nfo use code page 437. New .nfo file use ISO-8859-1/ISO-8859-15 or
+Unicode UTF-8 characters.
+
+  http://en.wikipedia.org/wiki/.nfo
+   .nfo
+
+.url
+----
+
+Internet shortcut file. Content like this:
+
+  [InternetShortcut]
+  URL=http://example.com/
+
+  http://www.cyanwerks.com/file-format-url.html
+    An Unofficial Guide to the URL File Format, 3ed
+
+
+FILE_ID.DIZ
+-----------
+
+FILE_ID stands for "file identification". DIZ stands for Description In
+Zipfile.
+
+  http://www.textfiles.com/computers/fileid.txt
+    v1.9 spec
+  http://en.wikipedia.org/wiki/FILE_ID.DIZ
+    FILE_ID.DIZ
+
+Crack intro.
+------------
+
+A crack intro, also known as a cracktro, loader, or just intro, is a small
+introduction sequence added to cracked software, designed to inform the user
+of which "cracking crew" or individual cracker was responsible for removing
+the software's copy protection and distributing the crack.
+
+  http://en.wikipedia.org/wiki/Crack_intro
+    Crack intro
+  http://www.defacto2.net/cracktros.cfm
+    Hundreds of cracktros, loaders and installers for the PC