<div dir="ltr"><div style="margin:0px;text-align:left;color:rgb(34,34,34);text-transform:none;text-indent:0px;letter-spacing:normal;padding-bottom:0px;font-family:arial,sans-serif;font-size:12.8px;font-style:normal;font-variant:normal;font-weight:400;text-decoration:none;word-spacing:0px;white-space:normal;direction:ltr;background-color:transparent">Hello,</div><div style="margin:0px;text-align:left;color:rgb(34,34,34);text-transform:none;text-indent:0px;letter-spacing:normal;padding-bottom:0px;font-family:arial,sans-serif;font-size:12.8px;font-style:normal;font-variant:normal;font-weight:400;text-decoration:none;word-spacing:0px;white-space:normal;direction:ltr;background-color:transparent"><br style="margin:0px;padding-bottom:0px;font-size:12.8px;direction:ltr"></div><div style="margin:0px;text-align:left;color:rgb(34,34,34);text-transform:none;text-indent:0px;letter-spacing:normal;padding-bottom:0px;font-family:arial,sans-serif;font-size:12.8px;font-style:normal;font-variant:normal;font-weight:400;text-decoration:none;word-spacing:0px;white-space:normal;direction:ltr;background-color:transparent">When I create unattended key with cv25519 or ed25519 as subkeys, GnuPG doesn't apply 'encrypt' usage, expire date and preferences. There is no problem with RSA.</div><div style="margin:0px;text-align:left;color:rgb(34,34,34);text-transform:none;text-indent:0px;letter-spacing:normal;padding-bottom:0px;font-family:arial,sans-serif;font-size:12.8px;font-style:normal;font-variant:normal;font-weight:400;text-decoration:none;word-spacing:0px;white-space:normal;direction:ltr;background-color:transparent"><br style="margin:0px;padding-bottom:0px;font-size:12.8px;direction:ltr"></div><div style="margin:0px;text-align:left;color:rgb(34,34,34);text-transform:none;text-indent:0px;letter-spacing:normal;padding-bottom:0px;font-family:arial,sans-serif;font-size:12.8px;font-style:normal;font-variant:normal;font-weight:400;text-decoration:none;word-spacing:0px;white-space:normal;direction:ltr;background-color:transparent">Regards.</div><div style="margin:0px;text-align:left;color:rgb(34,34,34);text-transform:none;text-indent:0px;letter-spacing:normal;padding-bottom:0px;font-family:arial,sans-serif;font-size:12.8px;font-style:normal;font-variant:normal;font-weight:400;text-decoration:none;word-spacing:0px;white-space:normal;direction:ltr;background-color:transparent"><br style="margin:0px;padding-bottom:0px;font-size:12.8px;direction:ltr"></div><div style="margin:0px;text-align:left;color:rgb(34,34,34);text-transform:none;text-indent:0px;letter-spacing:normal;padding-bottom:0px;font-family:arial,sans-serif;font-size:12.8px;font-style:normal;font-variant:normal;font-weight:400;text-decoration:none;word-spacing:0px;white-space:normal;direction:ltr;background-color:transparent">(PS : My example key numbers were padded with X and Y)</div><div style="margin:0px;text-align:left;color:rgb(34,34,34);text-transform:none;text-indent:0px;letter-spacing:normal;padding-bottom:0px;font-family:arial,sans-serif;font-size:12.8px;font-style:normal;font-variant:normal;font-weight:400;text-decoration:none;word-spacing:0px;white-space:normal;direction:ltr;background-color:transparent"><br style="margin:0px;padding-bottom:0px;font-size:12.8px;direction:ltr"></div><div style="margin:0px;text-align:left;color:rgb(34,34,34);text-transform:none;text-indent:0px;letter-spacing:normal;padding-bottom:0px;font-family:arial,sans-serif;font-size:12.8px;font-style:normal;font-variant:normal;font-weight:400;text-decoration:none;word-spacing:0px;white-space:normal;direction:ltr;background-color:transparent">$ gpg --batch --gen-key<br style="margin:0px;padding-bottom:0px;font-size:12.8px;direction:ltr">Key-Type: ecdsa<br style="margin:0px;padding-bottom:0px;font-size:12.8px;direction:ltr">Key-Curve: ed25519<br style="margin:0px;padding-bottom:0px;font-size:12.8px;direction:ltr">Key-Usage: sign auth<br style="margin:0px;padding-bottom:0px;font-size:12.8px;direction:ltr">Subkey-Type: ecdh<br style="margin:0px;padding-bottom:0px;font-size:12.8px;direction:ltr">Subkey-Curve: cv25519<br style="margin:0px;padding-bottom:0px;font-size:12.8px;direction:ltr">Subkey-Usage: encrypt<br style="margin:0px;padding-bottom:0px;font-size:12.8px;direction:ltr">Passphrase:<br style="margin:0px;padding-bottom:0px;font-size:12.8px;direction:ltr">Name-Real: Yan Fiz<br style="margin:0px;padding-bottom:0px;font-size:12.8px;direction:ltr">Expire-Date: 1y<br style="margin:0px;padding-bottom:0px;font-size:12.8px;direction:ltr">Preferences: twofish sha512 zlib</div><div style="margin:0px;text-align:left;color:rgb(34,34,34);text-transform:none;text-indent:0px;letter-spacing:normal;padding-bottom:0px;font-family:arial,sans-serif;font-size:12.8px;font-style:normal;font-variant:normal;font-weight:400;text-decoration:none;word-spacing:0px;white-space:normal;direction:ltr;background-color:transparent"><br style="margin:0px;padding-bottom:0px;font-size:12.8px;direction:ltr"></div><div style="margin:0px;text-align:left;color:rgb(34,34,34);text-transform:none;text-indent:0px;letter-spacing:normal;padding-bottom:0px;font-family:arial,sans-serif;font-size:12.8px;font-style:normal;font-variant:normal;font-weight:400;text-decoration:none;word-spacing:0px;white-space:normal;direction:ltr;background-color:transparent">$ gpg --edit-key XXXXXXXXXXXXXXXX showpref quit<br style="margin:0px;padding-bottom:0px;font-size:12.8px;direction:ltr">gpg (GnuPG) 2.2.5; Copyright (C) 2018 Free Software Foundation, Inc.<br style="margin:0px;padding-bottom:0px;font-size:12.8px;direction:ltr">This is free software: you are free to change and redistribute it.<br style="margin:0px;padding-bottom:0px;font-size:12.8px;direction:ltr">There is NO WARRANTY, to the extent permitted by law.</div><div style="margin:0px;text-align:left;color:rgb(34,34,34);text-transform:none;text-indent:0px;letter-spacing:normal;padding-bottom:0px;font-family:arial,sans-serif;font-size:12.8px;font-style:normal;font-variant:normal;font-weight:400;text-decoration:none;word-spacing:0px;white-space:normal;direction:ltr;background-color:transparent"><br style="margin:0px;padding-bottom:0px;font-size:12.8px;direction:ltr"></div><div style="margin:0px;text-align:left;color:rgb(34,34,34);text-transform:none;text-indent:0px;letter-spacing:normal;padding-bottom:0px;font-family:arial,sans-serif;font-size:12.8px;font-style:normal;font-variant:normal;font-weight:400;text-decoration:none;word-spacing:0px;white-space:normal;direction:ltr;background-color:transparent">gpg: key XXXXXXXXXXXXXXXX: 2 bad signatures<br style="margin:0px;padding-bottom:0px;font-size:12.8px;direction:ltr">gpg: key XXXXXXXXXXXXXXXX: Warning: errors found and only checked self-signatures, run 'check' to check all signatures.<br style="margin:0px;padding-bottom:0px;font-size:12.8px;direction:ltr">Secret key is available.</div><div style="margin:0px;text-align:left;color:rgb(34,34,34);text-transform:none;text-indent:0px;letter-spacing:normal;padding-bottom:0px;font-family:arial,sans-serif;font-size:12.8px;font-style:normal;font-variant:normal;font-weight:400;text-decoration:none;word-spacing:0px;white-space:normal;direction:ltr;background-color:transparent"><br style="margin:0px;padding-bottom:0px;font-size:12.8px;direction:ltr"></div><div style="margin:0px;text-align:left;color:rgb(34,34,34);text-transform:none;text-indent:0px;letter-spacing:normal;padding-bottom:0px;font-family:arial,sans-serif;font-size:12.8px;font-style:normal;font-variant:normal;font-weight:400;text-decoration:none;word-spacing:0px;white-space:normal;direction:ltr;background-color:transparent">sec  ed25519/XXXXXXXXXXXXXXXX<br style="margin:0px;padding-bottom:0px;font-size:12.8px;direction:ltr">     created: 2018-02-24  expires: never       usage: SCA<br style="margin:0px;padding-bottom:0px;font-size:12.8px;direction:ltr">     trust: ultimate      validity: ultimate<br style="margin:0px;padding-bottom:0px;font-size:12.8px;direction:ltr">ssb  cv25519/YYYYYYYYYYYYYYYY<br style="margin:0px;padding-bottom:0px;font-size:12.8px;direction:ltr">     created: 2018-02-24  expires: never       usage:<br style="margin:0px;padding-bottom:0px;font-size:12.8px;direction:ltr">[ultimate] (1). Yan Fiz</div><div style="margin:0px;text-align:left;color:rgb(34,34,34);text-transform:none;text-indent:0px;letter-spacing:normal;padding-bottom:0px;font-family:arial,sans-serif;font-size:12.8px;font-style:normal;font-variant:normal;font-weight:400;text-decoration:none;word-spacing:0px;white-space:normal;direction:ltr;background-color:transparent"><br style="margin:0px;padding-bottom:0px;font-size:12.8px;direction:ltr"></div><div style="margin:0px;text-align:left;color:rgb(34,34,34);text-transform:none;text-indent:0px;letter-spacing:normal;padding-bottom:0px;font-family:arial,sans-serif;font-size:12.8px;font-style:normal;font-variant:normal;font-weight:400;text-decoration:none;word-spacing:0px;white-space:normal;direction:ltr;background-color:transparent">[ultimate] (1). Yan Fiz<br style="margin:0px;padding-bottom:0px;font-size:12.8px;direction:ltr">     Cipher: 3DES<br style="margin:0px;padding-bottom:0px;font-size:12.8px;direction:ltr">     Digest: SHA1<br style="margin:0px;padding-bottom:0px;font-size:12.8px;direction:ltr">     Compression: ZIP, Uncompressed<br style="margin:0px;padding-bottom:0px;font-size:12.8px;direction:ltr">     Features: Keyserver no-modify</div></div>