When comparing Tarsnap vs Attic, the Slant community recommends Tarsnap for most people. In the question“What are the best backup programs for Linux?” Tarsnap is ranked 9th while Attic is ranked 15th. The most important reason people chose Tarsnap is:
Encryption allows the use to access their files with only their own keys and the deduplication saves on costs of storage as any duplicate file will be removed automatically. So not only is the platform safety minded but cost is taken into account for the user as well.
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro Focus on encryption and deduplication
Encryption allows the use to access their files with only their own keys and the deduplication saves on costs of storage as any duplicate file will be removed automatically. So not only is the platform safety minded but cost is taken into account for the user as well.
Pro No need to worry about versioning
Pro Good deduplication
Attic avoids duplication of data in its backups.
Pro Optional encryption of data
Backup data can be encrypted using 256-bit AES encryption and data integrity and authenticity is verified using HMAC-SHA256.
Cons
Con No automatic deletion of old backups
Users will have to manually delete their old backups as there is no way to set a threshold of when older backups should be removed.
Con Awkward setup of encryption keys
Con Discontinued
Attic has been discontinued in favor of Borg.
Con No GUI
Only available as a command line tool.