OpenSSL을 이용한 Key 정보 Text 변환

rsa공개키 생성후 파일로 전달하므로 파일을 변환하여 공개/개인 키 구하는 방법을 알아보자.

 

openssl rsa -text -in public.key -inform DER -pubin

(base) netcanis@netcanis-MacBook-Pro KeyPair % openssl rsa -text -in public.key -inform DER -pubin
RSA Public-Key: (1024 bit)
Modulus:
    00:9f:41:52:c2:d0:82:17:18:29:6e:17:3a:ac:a2:
    1a:8c:de:17:5c:89:c1:15:18:78:90:88:53:03:92:
    7e:36:ab:83:26:7d:f5:4b:37:8e:2e:d9:f3:d9:7e:
    e1:b9:0b:fd:99:c9:f4:67:06:c0:df:9f:29:51:2f:
    2b:40:0b:9d:32:4c:47:38:02:f7:6c:d9:d1:72:b1:
    cb:f1:11:90:18:ca:28:dc:00:e3:f8:ce:a9:f9:b7:
    5b:d1:62:ae:5b:06:f8:b2:40:93:bb:31:c1:3a:63:
    76:82:65:11:76:67:db:8a:5d:76:2b:b0:42:ed:31:
    24:a1:76:4b:cb:53:ed:a8:7b
Exponent: 65537 (0x10001)
writing RSA key
-----BEGIN PUBLIC KEY-----
MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCfQVLC0IIXGCluFzqsohqM3hdc
icEVGHiQiFMDkn42q4MmffVLN44u2fPZfuG5C/2ZyfRnBsDfnylRLytAC50yTEc4
Avds2dFyscvxEZAYyijcAOP4zqn5t1vRYq5bBviyQJO7McE6Y3aCZRF2Z9uKXXYr
sELtMSShdkvLU+2oewIDAQAB
-----END PUBLIC KEY-----

 

openssl rsa -text -in private.key -inform DER

(base) netcanis@netcanis-MacBook-Pro KeyPair % openssl rsa -text -in private.key -inform DER
RSA Private-Key: (1024 bit, 2 primes)
modulus:
    00:9f:41:52:c2:d0:82:17:18:29:6e:17:3a:ac:a2:
    1a:8c:de:17:5c:89:c1:15:18:78:90:88:53:03:92:
    7e:36:ab:83:26:7d:f5:4b:37:8e:2e:d9:f3:d9:7e:
    e1:b9:0b:fd:99:c9:f4:67:06:c0:df:9f:29:51:2f:
    2b:40:0b:9d:32:4c:47:38:02:f7:6c:d9:d1:72:b1:
    cb:f1:11:90:18:ca:28:dc:00:e3:f8:ce:a9:f9:b7:
    5b:d1:62:ae:5b:06:f8:b2:40:93:bb:31:c1:3a:63:
    76:82:65:11:76:67:db:8a:5d:76:2b:b0:42:ed:31:
    24:a1:76:4b:cb:53:ed:a8:7b
publicExponent: 65537 (0x10001)
privateExponent:
    25:ca:9a:99:20:61:be:99:3d:3b:a2:c7:89:af:ee:
    1c:ff:97:0b:9e:a4:f3:1c:9b:7f:b0:da:02:3f:01:
    34:77:fe:e7:63:7c:92:1c:dc:e0:c1:57:dc:84:ff:
    8b:aa:0c:c4:31:e8:8d:8a:4c:ba:c4:4a:49:b9:a7:
    c9:ca:f7:c2:57:38:df:0a:95:27:da:42:66:b0:55:
    03:75:61:53:42:57:f6:8d:f5:d5:0c:f4:81:a9:6c:
    ae:37:9f:e1:39:02:69:11:ec:55:67:31:08:0b:b8:
    66:aa:19:6c:e5:f0:87:5a:16:c5:12:98:71:df:84:
    6c:e0:1a:ac:9b:b6:96:01
prime1:
    00:e5:8c:be:c1:67:56:95:fa:6b:39:8e:43:12:5b:
    fd:e1:e6:2f:86:cb:12:87:df:6d:19:d3:a7:a9:6c:
    70:c5:6f:11:92:4a:e8:ee:d1:70:0c:5d:82:ca:6c:
    03:e6:2a:7d:ce:49:9b:fd:39:3b:71:4a:9f:75:89:
    18:a9:95:23:4d
prime2:
    00:b1:9b:07:6b:e5:a4:c2:9e:1f:eb:24:98:c1:7e:
    c2:e1:3a:5c:d7:20:c0:4e:02:24:e1:3f:15:1c:0d:
    e2:78:c9:54:7e:86:54:92:e5:88:05:f8:90:6b:3c:
    c5:be:4f:61:b7:c3:c0:88:69:7d:34:f3:16:78:bc:
    2a:ec:23:06:e7
exponent1:
    00:b4:ff:2c:2d:dd:68:85:6b:65:fe:84:f0:d7:da:
    17:2e:76:cc:c4:b0:fc:94:8c:14:3f:88:07:2c:6c:
    e7:e2:95:38:3a:ac:bc:4c:0a:72:1a:1d:e5:91:ec:
    67:8a:a5:b8:7a:de:c9:93:79:fc:27:d1:5a:38:57:
    f8:4d:46:de:05
exponent2:
    00:aa:75:94:a5:e5:fe:40:1b:eb:9e:8f:bd:5c:d9:
    00:c9:92:6e:50:bb:4a:56:94:90:38:ef:86:9f:2a:
    64:56:71:44:fb:3a:8a:29:82:cb:0e:90:06:6c:26:
    23:d4:07:f4:4d:9f:3f:46:ad:98:52:1d:8d:4f:cb:
    a9:96:81:f7:b9
coefficient:
    0a:6e:ee:7a:01:58:9b:40:32:e0:d1:d7:d3:a1:45:
    c2:3b:60:9b:84:41:26:7d:01:bf:ec:db:bb:c9:5e:
    57:34:ef:e1:62:9b:a5:0b:b2:21:88:63:07:e5:ab:
    1d:9e:cf:f4:83:ed:5f:0c:78:6a:62:34:e8:51:f8:
    85:13:d3:7c
writing RSA key
-----BEGIN RSA PRIVATE KEY-----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-----END RSA PRIVATE KEY-----

 

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