My old key was added in the tpm, but unlike gpg is impossible to extract the public key. Bellow you my new ssh key: ecdsa-sha2-nistp521 AAAAE2VjZHNhLXNoYTItbmlzdHA1MjEAAAAIbmlzdHA1MjEAAACFBAAAmyPl0dnXVKcu+ugIuknZi2XBfJyGINFEzBMYoBTOQjnfPgIDc5yIA+aVjyT3pdsbeX1aH9en8nlXmztelAdLFgFB3bfBa0OwQShTlwPul4/dMd6EISpwZTf3BsiYuwEeDjVxvxCcXCIVabtiDRonzV/uYFDNFG9rvsWREI8VFrMjlg== gentoo Best regards, Gonçalo Negrier Duarte