News for hackers. Stuff that matters.

A comment on Making of SARE: How I Designed a File Format for Encrypted Data From Scratch.

Re:Making of SARE: How I Designed a File Format for Encrypte... by imbhmn on Thursday August 07, 2025 @11:43AM (#44825986)
For the header you need to add a sort of MAC system to authenticate the metadata and the header
[ Parent | on HN ]
Re:Making of SARE: How I Designed a File Format for Encrypte... by znano on Thursday August 07, 2025 @11:49AM (#44826066)
Yeah thanks for the suggestion, i guess i can allocate a few bytes at the end of the header for the MAC so it would prevent tweaking the metadata.
[ Parent | on HN ]