lihongbing0801

1. Openssl 3.0 `openssl smime -md sha1 -sign -inkey test_smime2.pem -signer test_smime2.cer -outform SMIME -in test.txt -out test.txt.sign ` signature body part ````java MIME-Version: 1.0 Content-Type: multipart/signed; protocol="application/x-pkcs7-signature"; micalg="sha-256"; boundary="----BC340B1A870F41887515A0BD973CD216"...