-----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/18.x/keys/tkl-bookworm-images.asc | gpg --import $ gpg --list-keys --with-fingerprint release-bookworm-images@turnkeylinux.org pub rsa4096 2023-05-22 [SC] [expires: 2043-05-17] 2614 7592 087C 0EDE 4214 3B63 7761 DEBA BBCF BA7C uid [ unknown] TurnKey GNU/Linux Bookworm Images (GPG signing key for TurnKey Linux Bookworm Images) sub rsa4096 2023-05-22 [S] [expires: 2043-05-17] $ gpg --verify debian-12-turnkey-asp-net-core_18.0-1_amd64.tar.gz.hash gpg: Signature made using RSA key ID 26147592087C0EDE42143B637761DEBABBCFBA7C gpg: Good signature from "0" 2. Recalculate the image hash and make sure it matches your choice of hash below. $ sha256sum debian-12-turnkey-asp-net-core_18.0-1_amd64.tar.gz 94d0d09ac8012a1147539d79ef21b160102288ed05a95a2f6790c9323f1d590d debian-12-turnkey-asp-net-core_18.0-1_amd64.tar.gz $ sha512sum debian-12-turnkey-asp-net-core_18.0-1_amd64.tar.gz 82ac8e6930e8936d7b18ecaf9e725d1ee39f98a454fec2fc1369978e265c2c64c1130da8c2370e2cbad4d8ac9d75b39c13a23cac931cfc7da09a57fadb1984be debian-12-turnkey-asp-net-core_18.0-1_amd64.tar.gz Note, you can compare hashes automatically:: $ sha256sum -c debian-12-turnkey-asp-net-core_18.0-1_amd64.tar.gz.hash debian-12-turnkey-asp-net-core_18.0-1_amd64.tar.gz: OK $ sha512sum -c debian-12-turnkey-asp-net-core_18.0-1_amd64.tar.gz.hash debian-12-turnkey-asp-net-core_18.0-1_amd64.tar.gz: OK Final note, when checking SHAs automatically, please ignore warning noting that some lines are improperly formatted. -----BEGIN PGP SIGNATURE----- iQIzBAEBCgAdFiEE0achB3UVKiMsY4ckkPLGHN5q3jcFAmZwA+4ACgkQkPLGHN5q 3jfvBg/+MTmpVknfiUuU4IDmmUe7rnuMZ07Lok/9sKl6HXE7BUW7fYhgjmX2BUjF NfT9fHfX8MqERpl7ClhV0cSSRKtC1JUubRVH/3pYnhfEKBvgw1yHGVuLbALnLNML IzfrEs++40oq/pCxTgdyQivVAQ1n3krnLn3oTG3BJiotfpskEuac7INQiLRpC388 dkUBDG6yEiVMBrl2rhGPnd1cJLVbCjkW4JB1N7CAso6BL8eY7L4scq65ysnbWU42 QXo8fl5iX/uM8grk7XNd5W5ndl9t1SjeZt55eIz+aANBla+qTyZK0rKWcakjaf5r i2P7eryQtVd4cN9QYpZSRnOow8P+mpnaX9wfTevC/90QdlhEiaXqMKHpL1buDsLT A9HrVQLBrtv4TwE4Wr8iRcZbDFxCFiBvF40vzMubk/kUQ+n2Xcq1ffuL7bLcGAaP cOOKE/H/eFCR9bqS3Ca45DSLsl7h934e7d6fR8TxUQ/o4qpFx1QzHptvhvSlhqIL Z0bgUjzbbNBTrqajtykXlqC5/gnt30CzcSpmjdFDmbbn2i0ofqZqrHDU26lMbBv2 mt4f0Et/qQE3rXThYBzwr56nc1EdHCVmEPVS35YtaZG5WhX6E0NaarBS4f9pqe4o HPT2DeWNYQvkGDCFyt7VQev7Sxdlm4GEfZbAoEWFkCTMQ7hples= =flBS -----END PGP SIGNATURE-----