```
root@localhost:/tmp# gpgconf -V
* GnuPG 2.5.11 (11ab27dfd7ca115d42d16453feab3ba781dfcdcd)
GNU/Linux
* Libgcrypt 1.11.2 (737cc636)
version:1.11.2:10b02:1.55:13700:
cc:110400:gcc:11.4.0:
ciphers:arcfour:blowfish:cast5:des:aes:twofish:serpent:rfc2268:seed:camellia:idea:salsa20:gost28147:chacha20:sm4:aria:
pubkeys:dsa:elgamal:rsa:ecc:kyber:
digests:crc:gostr3411-94::md4:md5:rmd160:sha1:sha256:sha512:sha3:tiger:whirlpool:stribog:blake2:sm3:
rnd-mod:getentropy:
cpu-arch:x86:amd64:
mpi-asm:amd64/mpih-add1.S:amd64/mpih-sub1.S:amd64/mpih-mul1.S:amd64/mpih-mul2.S:amd64/mpih-mul3.S:amd64/mpih-lshift.S:amd64/mpih-rshift.S:
mpi-powm:fixed-window
hwflist:intel-cpu:intel-fast-shld:intel-bmi2:intel-ssse3:intel-sse4.1:intel-pclmul:intel-aesni:intel-rdrand:intel-avx:intel-avx2:intel-fast-vpgather:intel-rdtsc:
fips-mode:n:::
rng-type:standard:1:3030000:1:
compliance:::
* GpgRT 1.55 (99381397a06564fd8ae1c623c11036a5da099a4f)
* nPth 1.8 (64905e765aad9de6054ef70a97fc30bd992ce999)
* Libassuan 3.0.2 (0f84595a4bc706d3afb969d59618244c7db3b59f)
* KSBA 1.6.7 (b14e68b)
* NTBTLS 0.3.2 (2c38007)
root@localhost:/tmp#
```
```
root@localhost:/tmp# gpg -k
[keyboxd]
---------
pub ed25519/0xE18C2B76AD8764F7 2025-08-22 [SC]
F10906862F0C1C2D241CFE7CE18C2B76AD8764F7
uid [ultimate] test2
sub ky768_cv25519/0x25640BE22ACE3E51 2025-08-22 [E]
25640BE22ACE3E51C67614FC8512FC2C94CCC971863EBF3A1919E76057328273
pub ed448/0xF297C4112AFBB881 2025-08-21 [SC]
F297C4112AFBB881454D0E9541CA08E1E5F03F769878694FDF99D84E05200DAD
uid [ultimate] test1
sub ky1024_cv448/0x9F6283294A0F3E7B 2025-08-21 [E]
9F6283294A0F3E7BC92C72765A66CBC7C6BA3C0DC014AA4D3CE9B8835B59C9C0
root@localhost:/tmp# gpg -r test1 -e 1.tar
gpg: pubkey_encrypt failed: Invalid length
gpg: 1.tar: encryption failed: Invalid length
root@localhost:/tmp#
root@localhost:/tmp# gpg -r test2 -e 1.tar
root@localhost:/tmp#
root@localhost:/tmp# ls -lh
total 40M
-rw-r--r-- 1 root root 20M Aug 21 17:55 1.tar
-rw-r--r-- 1 root root 20M Aug 22 11:39 1.tar.gpg
root@localhost:/tmp#
```