OPENSSL-REHASH(1ssl) OpenSSL OPENSSL-REHASH(1ssl) openssl-rehash, c_rehash - openssl rehash [-h] [-help] [-old] [-compat] [-n] [-v] [-provider name] [-provider-path path] [-provparam [name:]key=value] [-propquery propq] [directory] ... c_rehash [-h] [-help] [-old] [-n] [-v] [-provider name] [-provider-path path] [-provparam [name:]key=value] [-propquery propq] [directory] ... c_rehash . openssl rehash .pem .crt .cer .crl . ( .) OpenSSL . . SSL_CERT_DIR Unix PATH. ( /usr/local/ssl/certs). . HHHHHHHH.D H D . . -n. (CRL) r : HHHHHHHH.rD. D. SHA-1 . . (CRL) . c_rehash openssl . PATH OPENSSL . (CRL): $OPENSSL x509 -hash -fingerprint -noout -in FILENAME $OPENSSL crl -hash -fingerprint -noout -in FILENAME FILENAME . . -help -h . -old (MD5 SHA-1) 1.0.0. . -n . . -compat (MD5) (SHA1). 1.0.0 . -v . . -provider -provider-path -provparam [:]= -propquery propq " " openssl(1) provider(7) property(7). OPENSSL ( ). PATH ( ) openssl OPENSSL ( ). SSL_CERT_DIR . . openssl(1), openssl-crl(1), openssl-x509(1) 2015-2025 OpenSSL. . Apache 2.0 ( ""). . LICENSE . 3 . . : . 3.6.2 7 2026 OPENSSL-REHASH(1ssl)