Clean Disk Security 

This program gives you secure file deletion, making sure that deleted files cannot be undeleted again. Deleting a file normally just removes the file's directory entry, but the data itself remains on the disk. Now with plugins and cookie management.
security cleanup clean disk delete files solway privacy secure cleaner

Wiperaser 2004 

Wiperaser 2004 is a secure data deletion tool. Its primary goal is to wipe files, folders and registry entries in such a way that nobody can recover them. It works on FAT, FAT32, NTFS and NTFS5 volumes and supports three data wiping methods.
secure file deletion data shred folder wipe erase disk drive volume partition destroy

Evidence Washer 

Evidence Washer protects your privacy by cleaning up all the tracks of your Internet and system activities. Daily use protects you from unwanted data becoming permanently hidden in your PC.
cache cookies privacy cleaner washer

cryptlib 

Security toolkit with strong encryption and authentication. Supports many algorithms for symmetric/asymmetric encryption, authentication, and hashing. Free for non-commercial/shareware projects. Written in C. ActiveX and C++ wrappers are available.
encryption dll encryption library encryption ocx encryption activex encryption component encryption delphi encrypt visual basic encryption programming active x encryption aes encryption

Shred XP 

Using over a dozen government and industry-proven shredding methods, Shred XP returns control to you by securely deleting current files, previously 'deleted' files, the recycle bin, drive free space, file tips, names, dates, sizes.
shred shredxp secure delete evidence eliminator eraser privacy expert shredder remove