PEM -> DER(바이너리) $ openssl x509 -in 원본인증서.pem -out 저장인증서.der -outform DER (인증서) $ openssl rsa -in 원본개인키.pem -out 저장개인키.der -pubout -outform DER (개인키) DER/CER(바이너리) -> PEM $ openssl x509 -in 원본인증서.cer -out 저장인증서.pem -outform pem $ openssl x509 -in 원본인증서.der -out 저장인증서.pem -inform der -outform pem pkcs#12 -> crt $ openssl pkcs12 -in pkcs12.p12 -clcerts -nokeys -out 저장인증서.crt privateKey + 인증서 -> pf..
privateKey
RSA 개인키 PEM문자열을 PrivateKey 객체로 변환할 때 exception이 났다. java.security.spec.InvalidKeySpecException: java.security.InvalidKeyException: IOException : algid parse error, not a sequence //PKCS#8 privateKey PKCS8EncodedKeySpec keySpec = new PKCS8EncodedKeySpec(encoded); KeyFactory kf = KeyFactory.getInstance("RSA"); PrivateKey prkey = kf.generatePrivate(keySpec); (위 코드를 사용 했는데, exception을 내뱉음) 원인은 pem문..
