The traditional PKWARE ("ZipCrypto") stream cipher, as produced by
zip -P and understood by every zip reader. It is weak by modern
standards, but it is what the zip format offers without going outside the
standard, and what Saltcorn backups have always used.
The cipher is stateful across the whole entry, so one instance encrypts one
entry, chunk by chunk.
The traditional PKWARE ("ZipCrypto") stream cipher, as produced by
zip -Pand understood by every zip reader. It is weak by modern standards, but it is what the zip format offers without going outside the standard, and what Saltcorn backups have always used.The cipher is stateful across the whole entry, so one instance encrypts one entry, chunk by chunk.