DejaSurf by DejaSurf Utilities / Encryption | | Ad-free Internet Explorer plug-in that can fill a form or password on web pages and blocks popup ads. Imports Gator settings. |
Dekart Private Disk by Dekart Utilities / Encryption | | Easy-to-use, secure and reliable AES 256-bit disk encryption software. Makes your important files invisible and protected from unauthorised access. Provides 100% protection of your private information. |
Dekart Private Disk Multifactor by Dekart Utilities / Encryption | | Easy-to-use, secure and reliable AES 256-bit disk encryption software. Makes your important files invisible and protected from unauthorised access. Provides 100% protection of your private information. Can perform three-factor authentication. |
 | Dekart Secrets Keeper by Dekart Utilities / Encryption | | Protect your important files with 256-bit AES encryption. Full integration with Microsoft Windows® Explorer, Microsoft Word, Microsoft Excel and PowerPoint. |
 | DeltaCrypt OneClick Encryption Software by Les Technologies Deltacrypt inc. Utilities / Encryption | | Public Key File and Email Encryption Software application featuring RSA protection, integrity protection with hashing, digital signature, unalterable public keys, OneClick commands, encryption of any file format and with unlimited encryption volume |
DiamondCS Process Guard by DiamondCS Security Software Utilities / Encryption | | Protect your security and system processes from attacks by other processes - Process Guard is a powerful kernel-mode driver-based program that prevents and logs all attacks made against processes you mark as protected. |
DigiSecret by TamoSoft, Inc. Utilities / Encryption | | An application for strong file encryption, compression, and file sharing (peer to peer). It utilizes time-proven encryption algorithms for creating encrypted archives and self-extracting EXE files, as well as for sharing files over the Internet. |
DLOCK2 by Michael Paul Johnson Utilities / Encryption | | DLOCK2 is a simple command line file encryption/decryption utility program that uses the free Diamond 2 Encryption Algorithm. Full source code included. Version 2.01 is the same as the original DLOCK2, except recompiled for the Win32 command line. |
DriveCrypt by SecurStar GmbH Utilities / Encryption | | DriveCrypt is the most powerful, flexible and fast cryptographic program available on the market today, bringing 1344 Bit Military Strength Encryption to your computer and protecting your data transparently and in a quick, reliable way. |
DriveCryptPlusPack by SecurStar GmbH Utilities / Encryption | | DCPP allows you to secure your disk(s) (including removable media) with a powerful and proven encryption algorithm (AES-256) at the sector level, ensuring that only authorized users may access it. |
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