Tarsnap Backup Inc.

Command-line client code for Tarsnap.

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BSD-licensed C99/POSIX library code shared between tarsnap, scrypt, kivaloo, spiped, and bsdiff.

Kivaloo is a collection of utilities which together form a data store associating keys of up to 255 bytes with values of up to 255 bytes.

The scrypt key derivation function was originally developed for use in the Tarsnap online backup system and is designed to be far more secure against hardware brute-force attacks than alternative functions such as PBKDF2 or bcrypt.

Spiped is a utility for creating symmetrically encrypted and authenticated pipes between socket addresses.

The public signing keys for Tarsnap Backup Inc.