-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 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://keybase.io/turnkeylinux/pgp_keys.asc | gpg --import $ gpg --list-keys --with-fingerprint release@turnkeylinux.com pub 2048R/A16EB94D 2008-08-15 [expires: 2023-08-12] Key fingerprint = 694C FF26 795A 29BA E07B 4EB5 85C2 5E95 A16E B94D uid Turnkey Linux Release Key $ gpg --verify debian-9-turnkey-plone_15.0-1_amd64.tar.gz.hash gpg: Signature made using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key " For extra credit you can validate the key's authenticity at: https://keybase.io/turnkeylinux 2. Recalculate the image hash and make sure it matches your choice of hash below. $ sha256sum debian-9-turnkey-plone_15.0-1_amd64.tar.gz 341843ff07b779e509e4a286490106c8c132c156d3988f493772630e46e32ab3 debian-9-turnkey-plone_15.0-1_amd64.tar.gz $ sha512sum debian-9-turnkey-plone_15.0-1_amd64.tar.gz 36bea71bb1fcc513a92f8b5fe3262c6e3a5224dd3900cf794e6a2ae8b5ef5eb5d110ff3937a0c1b060bcb365724500d331c50f39639c359e4240c0ac8f490eea debian-9-turnkey-plone_15.0-1_amd64.tar.gz Note, you can compare hashes automatically:: $ sha256sum -c debian-9-turnkey-plone_15.0-1_amd64.tar.gz.hash debian-9-turnkey-plone_15.0-1_amd64.tar.gz: OK $ sha512sum -c debian-9-turnkey-plone_15.0-1_amd64.tar.gz.hash debian-9-turnkey-plone_15.0-1_amd64.tar.gz: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAluM+9kACgkQhcJelaFu uU0FJgf/e1wCper5vsjxHYOpLpIzLS3dxkODsGwN7kYVzMOt9jeWqmZVz+aQ1VUo gDLER8T3fBJx5KZJZjM7wXBk+UeOO6z5dG7G/AMjq2e3+5QAxq732ZHDazPwDCnv ZM2oMGbsUPFJJNdTPfeOPtg5SCs0VxTYBVTi7B82+mC5dwpeZ+oI3uvMBcOO6u9O ZaEaRMAi7xJFnIHwUlphoapmlQymho4uhUKBH21jN3z3brIpvFw8q/W5RhW1hajy AqtoZiNYos8diq3zW49dyrWgMiA4va5Fv5z1T9hrqlSLDFVX+ztnXCs3/XEOKoBe wLQxR+5iLpYvRgYQ2tEJmdIk3A5RYg== =TAti -----END PGP SIGNATURE-----