-----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-ansible-16.1-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-ansible-16.1-buster-amd64.iso 2ce2ecb636e1c720ced5f07ecd45dcc3692f634a81bb539f01504a234e2b19fb turnkey-ansible-16.1-buster-amd64.iso $ sha512sum turnkey-ansible-16.1-buster-amd64.iso 4acfba9b938cc3671fc4f6cedd711098032f10d571bccd8519f6d6d1fc8fca8615de757ea1a3364b08ed67436a6e48ae0fbc895792016a9defd1eef5618d2615 turnkey-ansible-16.1-buster-amd64.iso Note, you can compare hashes automatically:: $ sha256sum -c turnkey-ansible-16.1-buster-amd64.iso.hash turnkey-ansible-16.1-buster-amd64.iso: OK $ sha512sum -c turnkey-ansible-16.1-buster-amd64.iso.hash turnkey-ansible-16.1-buster-amd64.iso: OK Final note, when checking SHAs automatically, please ignore warning noting that some lines are improperly formatted. -----BEGIN PGP SIGNATURE----- iQIzBAEBCgAdFiEE8ZCki1TcVrLH8k3LrF6wBJPlvBwFAmBh2NYACgkQrF6wBJPl vBwG+hAAqZUR/ThFCQYE8/5fVNz8AKp6EaPDvmI4P4eArC1a2xXrMV35rNZ+mMSd LBxDfTkf/emrTkxdpPy0rIid9cpYQps25ijlHd/+dfZYYGV1rSn7zGZjxETLW1Qv wKFXOp1r+A9E8hkv5gXzO3DYzbqdhXWQtKcda19bm147RrQR/D10kSKmHRiDpnO8 GR2LUgXBtk/hneLeezFMXHqlGW9tQ2+33NK8HeCs5payyyY6HRXBipikUbNGZoTq MLpN4SB++ZF57MfesCCHgzexDiPKxtee18MWXatw0F6s2Kl8Y/UX1/C88tygq0xJ gaT5bnLZzsWyZ9UbKf4si5uCvnkrwxsy6wbPvVS6V3p3s7TnWx/bxAHtHNa92dlb 4JGCSfEb+uImTPWU/+LXRuODm6B6yrj8yrMMPYSrXe5fN9Wg7XIIjICs6PW1cHQ0 1uQA1I8gU9RtTG6/gDHI5LlHk1luZqLwEyZ+6tCNoRqIEUTCardziec+z9MOJHDe l5xLC702L+gj15i6WuBTyNipqGHOCSeRAdeQm3AVuE/WIuXDgsu/24daT5vevzzK sGCf2SzYX8j2zDYV/gLeNxuLPiu24waWbAmPa+fn/3jaAo4TL4cQjn+lgi6nU5+U D3dwLjueYkVed00wI9wrFtkwskmHKRCon2RXD8pqp67kHvEssUw= =H+tk -----END PGP SIGNATURE-----