.p7s

PKCS#7 Signature

Dedicated renderer

Format facts

MIME type: application/pkcs7-signature
Apple UTI: custom
Stock Quick Look: no stock preview
Planned approach (census): special-renderer
Icon hint: generic-icon
Prevalence: common

Renderer note (from the census)

parse ASN.1 for signer info

Gotchas: signed email/document