| Program Name | Downloads | Date Added | |
| CDX ESafeFile 4.2.3 CDX ESafeFile File and Email Encryption OS: Win98,WinME,WinNT 4.x,Windows2000,WinXP,Windows2003,Windows Vista Starter,Window License: shareware File Size: 2800 kB | 1 | 03/15/2008 | |
| CDX ESafeFile 4.2.2 CDX ESafeFile File and Email Encryption OS: Win98,WinME,WinNT 4.x,Windows2000,WinXP,Windows2003,Windows Vista Starter,Window License: shareware File Size: 2751 kB | 0 | 01/31/2008 | |
| CHAOS Messenger 4.0 CHAOS made security simple. OS: Win95,Win98,WinME,WinNT 3.x,WinNT 4.x,Windows2000,WinXP,Windows2003 License: shareware File Size: 698 kB | 0 | 12/21/2004 | |
| CHAOS Self Decryptor 3.9 CHAOS made security simple. OS: Win95,Win98,WinME,WinNT 3.x,WinNT 4.x,Windows2000,WinXP,Windows2003 License: shareware File Size: 535 kB | 0 | 12/21/2004 | |
| CHAOS Universal 6.2 CHAOS made security simple. OS: Win95,Win98,WinME,WinNT 3.x,WinNT 4.x,Windows2000,WinXP,Windows2003 License: shareware File Size: 1023 kB | 4 | 12/19/2004 | |
| Cipherlok 2.1 Easy to use Blowfish based file encryption OS: Win95,Win98,WinME,WinNT 4.x,WinXP,Windows2000 License: shareware File Size: 2377 kB | 0 | 12/21/2004 | |
| CleverCrypt Enhanced 1.7 Military Grade 1280 Bit Encryption Software! OS: Win98,WinME,Windows2000,WinXP,Windows2003 License: shareware File Size: 3139 kB | 0 | 03/04/2005 | |
| CleverCrypt Lite (Freeware) 1.5 Free Virtual Drive Encryption Software! OS: Win98,WinME,Windows2000,WinXP,Windows2003 License: freeware File Size: 3730 kB | 0 | 12/22/2004 | |
| Cloak 8.0 Protect and secure your personal information OS: WinXP,Windows2000 License: demo File Size: 7661 kB | 0 | 12/21/2004 | |
| Codename Alvin - PC Super Spy Software 2.2.5 Codename Alvin - PC Super Spy Software OS: Windows License: shareware File Size: 1240 kB | 0 | 04/21/2005 | |
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