-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Two steps are required to cryptographically verify image integrity. 1. By verifying the integrity of this signature file, you can be sure that the checksums included in this file are valid. $ gpg --keyserver hkp://pool.sks-keyservers.net --recv-keys 0xA16EB94D $ gpg --list-keys 0xA16EB94D pub 2048R/A16EB94D 2008-08-15 [expires: 2023-08-12] uid Turnkey Linux Release Key $ gpg --verify debian-8-turnkey-orangehrm_14.1-1_amd64.tar.gz.sig gpg: Good signature from "Turnkey Linux Release Key" 2. By calculating the image checksum and validating the hashed value is the same as listed below, you can be sure the image was not corrupted in transit or tampered with. $ md5sum debian-8-turnkey-orangehrm_14.1-1_amd64.tar.gz faff8a6e162ce22924862c22917fedd8 $ sha1sum debian-8-turnkey-orangehrm_14.1-1_amd64.tar.gz 8f6af4a8b392c6e43b727c740c0c5b2c70ec5d2f -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJXDJntAAoJEIXCXpWhbrlNJnwIAOx3XfOAvm35vhtB/ibz/Pfa E8G/rKrOcZSLsNHEdoDbp9GQjydz1fJBMGQJPRuqV5SvB6eTOsBvGMoHh7gya/Ne iOI/UZID4niGdQCjiD6pdw9n69bifRrTgZbb/NQWCw0UcyraNDJ05O7YPO3XLUcx 8ap7kaiY3CS8j5X45SFI7KhGqfI7QoBauKr2SCz8R/KkTkRMR4ey9d5r9mGmVUjP DhCVcvSxzD0qxf88owEXIvJ94t1t/IX1BUjpa4kQXP1jsF2CbJj9+DZ0zCuZhMM0 jKhcJnLSZOw0pBFlg+4TmHUpxfS/FnF/XH2CYa6X5N6wJt+omaqOrIPkmE5OAKQ= =r8fv -----END PGP SIGNATURE-----