-----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 turnkey-ansible-14.1-jessie-i386.iso.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 turnkey-ansible-14.1-jessie-i386.iso 5c7a90a7983a48f0f789c228f47a8975 $ sha1sum turnkey-ansible-14.1-jessie-i386.iso 9372a4b829ccb8d2daefb16e6f6adf3a5a6be4b4 -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJXCkPwAAoJEIXCXpWhbrlN+zYIAIDFbZf+JrYGjCS3IT2fV/kt SracEPA+PNNG0PZgZNUscZzNSYe5A3hwtnjuowR4AvOkaHrKhuebbZvT1UBzpReL 4L/ZuuLCI7j7VW9E7CVw723XJdHLJwMVo7gG+GpsbEST1wv/XAPJEZ9sXwhjG5x/ DT0vGt04GvJTWmBOlppXuOHLhZ9DpMlUENRbL71zctDf0T18OuP4ikDNQsygtV46 FQ93QaBt8g8LzAkgWXafu00P3Ul4R5g9YWjs84npYpdgbDl0HgYfZP6Uzqj5rl2D NpcBHPbMY1fEVl/2DOkILJm8TBPI1V+5wlwB0a9avw7SdHWO2kkTuRCwGt5qNLQ= =n700 -----END PGP SIGNATURE-----