Encipher

A command-line to help encipher and decipher your password based on a simple algorithm. Java version provides GUI. Platforms: Windows, Mac, Linux

A small script that allow you to encipher a plaintext, decipher a ciphertext, using The Polybius Square cryptography. Platforms: Windows, Mac, BSD, Linux

This gives you access to unbreakable OTP encryption. You can encrypt to and from files or directly to the clipboard. Paste cipher-text directly into text documents. Generate real random keys with no more than a radio and a sound card. One-Time Pad (OTP) encryption a.k.a. infinite key encryption.... Platforms: OS/2, Windows

Infinite One-Time Pad (IO-TP) is super secure text encryption and decryption software. It is the best solution for encrypting any text documents such as e-mails, instant messages, and letters. This is the perfect text cryptographic software for protecting your communications. The output... Platforms: Windows

CrypGen is a universal file encryption and decryption tool. Its is: Ultimately Safe: CrypGen uses an AES based algorithm that has NEVER been Cracked; Representing the strength of AES, and a lot of improvements. Incredibly Fast: CrypGen has probably the fastest implementation of AES... Platforms: Windows, *nix

In a world with decreasing privacy from security holes, viruses, trojans, spyware and what ever else is next you need to protect your confidential and important files from prying eyes. Lock Secret is a batch based file encryption/encipher decryption/decipher utility, that can secure from one to... Platforms: Mac

Encrypt files, disks and folders quickly and simply, with a heavy encryption algorithm and 2048-bit keys. The A2DCrypt algorithm has been designed to withstand the current cryptanalysis. The interface is friendly, clear, precise and intuitive. The algorithm for permutation of data block is... Platforms: Windows

Keep your notes, messages (emails, chat posts, social networking posts, SMS, ...), cryptocurrency keys (seeds, mnemonics), and other texts safe from all unwanted readers. Texts are encrypted using strong encryption algorithms: AES (Rijndael) 256bits, RC6 256bit, Serpent 256bit, Blowfish... Platforms: Windows, Windows 8, Windows 7, Windows Server

Securely encrypt your private and confidential files or whole folders. The encryption/decryption process is simply done by dragging the selected file(s) or folders(s) to the application window. Files are encrypted using strong encryption algorithms: AES (Rijndael) 256bit, RC6 256bit, Serpent... Platforms: Windows, Windows 8, Windows 7, Windows Server

Keep your notes, messages (emails, chat posts, social networking posts, SMS, ...), cryptocurrency keys (seeds, mnemonics), and other texts safe from all unwanted readers. Texts are encrypted using strong encryption algorithms: AES (Rijndael) 256bits, RC6 256bit, Serpent 256bit, Blowfish... Platforms: Mac