-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA512 To ensure the image has not been corrupted in transmit or tampered with, perform the following two steps to cryptographically verify image integrity: 1. Verify the authenticity of this file by checking that it is signed with our GPG release key: $ curl https://raw.githubusercontent.com/turnkeylinux/common/master/keys/tkl-buster-images.asc | gpg --import $ gpg --list-keys --with-fingerprint release-buster-images@turnkeylinux.org pub rsa4096 2020-02-05 [SC] [expires: 2040-01-31] A8B2 EF42 8781 9B03 D351 6CCA 7623 1C20 425E 9772 uid [ unknown] TurnKey GNU/Linux Buster Images (GPG signing key for TurnKey Linux Buster Images) sub rsa4096 2020-02-05 [S] [expires: 2040-01-31] $ gpg --verify turnkey-mayan-edms-16.0-buster-amd64.iso.hash gpg: Signature made using RSA key ID A8B2EF4287819B03D3516CCA76231C20425E9772 gpg: Good signature from "0" 2. Recalculate the image hash and make sure it matches your choice of hash below. $ sha256sum turnkey-mayan-edms-16.0-buster-amd64.iso 54ce7f16ea39fbd1390adf9de7f5401b0a8d0041bc9773bea5137c9e099da20f turnkey-mayan-edms-16.0-buster-amd64.iso $ sha512sum turnkey-mayan-edms-16.0-buster-amd64.iso 36c2be737eb979c33ff16d68644422bc821245d26e6b6b817f2e8770f2e8646b5c0390d067bffb6d824cf4ede5974a152f39650670ddc2cc6fc3b3893a3c5268 turnkey-mayan-edms-16.0-buster-amd64.iso Note, you can compare hashes automatically:: $ sha256sum -c turnkey-mayan-edms-16.0-buster-amd64.iso.hash turnkey-mayan-edms-16.0-buster-amd64.iso: OK $ sha512sum -c turnkey-mayan-edms-16.0-buster-amd64.iso.hash turnkey-mayan-edms-16.0-buster-amd64.iso: OK Final note, when checking SHAs automatically, please ignore warning noting that some lines are improperly formatted. -----BEGIN PGP SIGNATURE----- iQIzBAEBCgAdFiEE8ZCki1TcVrLH8k3LrF6wBJPlvBwFAl8Bl5cACgkQrF6wBJPl vBx9CBAAlwp6ZjGmuyYLhdsg3JtDQA4eSarodTl32BbxIS8PQ2hXFSbMYOZXoRA/ v9rscGtKS11P0fDWAzSvnHM7pMwasDcg9xU9PskGekLj1LdaZ7dK7/8q10k31T9P N/l0BiJc7o2azccUndNMVGrkPh85dQJ2LptT136QAKwXlo252wnIAHAJY+tU7UMr y+OI3TcZ/oOai83LQ1Z9HQXg8BFIrS5nnYwe0A8eE90v3XyHYjFNcnn+pGKbr8hQ Y76toqCHT751h5ESKM5SDa8u5gLSdlnzrHf9WkbAAqXQlVww56Z4uFgvBMH6xr8w E7qBGsfhoALee9vsSAOHnbLRnCx8OXl9g93V6jdJdB8yENnX5UiGAPcDnyNDMVg+ gVgg1WkOspnIwcRnIsrY8naIrUMk0Is/Zirf2zOO162mJrXm8rettkWV9Zy5FRGn Wr3Psj9SPkZinodFT4l1a/fMJN19V/l0s7Qmx4DnYko/PTga9w2+K86On3RoDCZu P/EXxGQQvFo2qLkY7JNAhK94EtczRco5R0Nw1CdI6f5SGaS/v+/+bg+9xA1i6YvQ lXLpJYfawOhqIJqj/8xayzuBbRlvS+mUhzVHd0TJAUgCaG5AqBv2IfHlGF+0euFC Se5HsrSM8nFnhQrfEmXBtzTheoJd3Y5bQY7eQixaQp47BM22Dq0= =GSEX -----END PGP SIGNATURE-----