Status Approved. Reviewer: Elena Vasquez.
Attachments up to 5 GB per file are stored in S3 with server-side encryption. Pre-signed URLs are used for upload/download; virus scanning (ClamAV) runs on upload before the file is marked available.
Attachments up to 5 GB per file are stored in S3 with server-side encryption. Pre-signed URLs are used for upload/download; virus scanning (ClamAV) runs on upload before the file is marked available.
Rationale: AI-matched against LIB-TEC-015; reviewed verbatim.
Verified against trust portal documentation; no changes.