-----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-mambo_14.0-1_amd64.ova.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-mambo_14.0-1_amd64.ova cd1245e0bac939032e28229194e961bd $ sha1sum debian-8-turnkey-mambo_14.0-1_amd64.ova 055760fe1eccc692739946e09384812bdfd8cfb6 -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJWObxTAAoJEIXCXpWhbrlNDSoH/jVkik0P8dQ2qSnTb72XaM4d /SaigXj5ZP5s8Vxw9UV9fjQXR0q4xZttaikAM5SPPT6AGNmML1DUl0bUOvePYsMF TXPmxZh4KwyQDyQhVu2U2KR6vhcgFRp+WaRLMrzR4Hti84yXIfmqIvsVC59daqT/ iGMlR8q90Nj1oBe5Jdjan2aPHd2Gdm+o7jSFaqJTwwxJYkDVLYnPZGO89yqdkjCM f2G16ZVg9YPZXIVEXY0DL3Tb5ZX8JrC2Xb95yR6bDeLhZU7LmwwhfXPCboZmbrBt IuWazzgOjk6rYkpow84K2ulyEUj3kfvkqpUuk648LWeRyhFVLMqI1hANNKVS6mU= =J3eP -----END PGP SIGNATURE-----