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Author SHA1 Message Date
heiko
1fbc84cb06 Merge pull request 'Decryption: Add some information about the SED packet' (#275) from sed into main 
Reviewed-on: https://codeberg.org/openpgp/notes/pulls/275
 2024-03-17 17:46:34 +00:00
Paul Schaub
1b30ec17ae
Add some information about the SED packet 2024-03-17 18:36:31 +01:00
1 changed files with 3 additions and 1 deletions
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book/source/decryption.md
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@ -181,4 +181,6 @@ Each chunk is decrypted using AEAD using the message key and an IV with appended
## SED
Legacy mode: may be decrypted, but not produced.
The Symmetrically Encrypted Data packet predates the SEIPD packet and is nowadays deprecated.
Due to the lack of integrity protection, this packet is susceptible to a whole class of attacks where the attacker modifies the ciphertext.
Therefore, implementations MUST NOT produce this packet and are encouraged not to accept incoming SED packages from untrusted sources.