# linux deb file — file signature 21 3C 61 72 63 68 3E 0A at offset 0 For linux deb file, hex signature is 21 3C 61 72 63 68 3E 0A; offset is 0; extension is deb, verified against its source on 2026-09-22. - **Hex signature:** 21 3C 61 72 63 68 3E 0A _(verified: appears in the quote below)_ - **Offset:** 0 _(verified: appears in the quote below)_ - **Extension:** deb _(verified: appears in the quote below)_ - **Format:** linux deb file _(verified: appears in the quote below)_ ## What the source says > 21 3C 61 72 63 68 3E 0A | !␊ | 0 | deb | linux deb file | ## Source - https://en.wikipedia.org/wiki/List_of_file_signatures Last verified: 2026-09-22. Review by: 2027-09-22. Part of [File format magic numbers](https://referencesource.org/file-format-signatures/).