Telegram Desktop Encrypted File — file signature 54 44 45 46 at offset 0

For Telegram Desktop Encrypted File, hex signature is 54 44 45 46; offset is 0; extension is TDEF, verified against its source on 2026-09-22.

Hex signature: 54 44 45 46 verified
Offset: 0 verified
Extension: TDEF verified
Format: Telegram Desktop Encrypted File verified

Sourceen.wikipedia.org

Verified2026-09-22

Review by2027-09-22

DatasetFile format magic numbers

What the source says

54 44 45 46 | TDEF | 0 | TDEF | Telegram Desktop Encrypted File |

— en.wikipedia.org, retrieved 2026-09-22

Source

en.wikipedia.orghttps://en.wikipedia.org/wiki/List_of_file_signatures

Last verified against source: 2026-09-22. Due for re-check by 2027-09-22. This page as Markdown · OKF bundle · full dataset as JSON.