Cryptography Tutorials - Tutorial Addendum - OpenSSL - Breeding RSA Clandestine and Accessible Keys

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 31 December 18:00   

    



    



    



    

This affiliate describes:

    



        

  • What is RSA?

        



  •     

  • Generating RSA accessible and clandestine keys.

        



  •     

  • Viewing Apparatus of RSA Keys.

        



  •     

  • Encrypting RSA Keys.

        



  •     



    



    



    

What is RSA?

    



    

RSA is an agee encryption algorithm developed in 1977 that use a brace of clandestine key and accessible key.

    

RSA is the brand of the developers of the RSA algorithm: Ron Rivest, Adi Shamir, and Leonard Adleman.

    

Today, RSA is apparently the alotof acclimated the encryption algorithm for the Internet communication.

    



    

Generating RSA Key Pairs

    



    

Here is how to use OpenSSL to accomplish a brace of RSA clandestine key and accessible key:

    

 

    

>openssl genrsa -out _rsa.key

    

Loading awning into accidental accompaniment - done

    

Generating RSA clandestine key, 512 bit continued modulus

    

..++++++++++++

    

................++++++++++++

    

e is 65537 (0x10001)

    

>type _rsa.key

    

-----BEGIN RSA Clandestine KEY-----

    

MIIBOwIBAAJBANoK3b+0NV1xrFLjsKFPLrxMReu3ezPxLjDWjktakq9gDGM5WUvI

    

CSENry/M1h2AhxGSxQluy4b1ynzBGWeO320CAwEAAQJAbQQn0NSKJflSvnLG+i/7

    

3vuHrg4j1FmOza5IoNZdJr9DyESMC+prebZkAFM2EW+ZLZy2JiEIqdDz79VAVRzs

    

ZQIhAPBvHYEWxCIcSYn8aG7o2lyY5/EB1gvwgAfSdWFlemUDAiEA6CijmKOX1WRd

    

KPf9g52Tpxk4TZzdjIpcbvYR7znIZs8CIBDxI3kXK5bju2LXwFwgWFKyC5X19Sk+

    

NydV8yN7zRYVAiEAni7CeUhONfmyeC2wsLL3Xg2TDV7qnc3QeVJ0mdl3MIUCIQCo

    

o0AdFXm789FfHuB+mVIKNtBLTAQNaMuXz6lXl7Ib7Q==

    

-----END RSA Clandestine KEY-----

    



    



    

Note that:

    



        

  • The achievement says breeding clandestine key. But it is infact

        

    generating a brace of clandestine key and accessible key.

        



  •     

  • The key brace is adored in an encoded architecture alleged PEM.

        



  •     



    



    



    

Viewing Apparatus of RSA Keys

    



    

Here is how to see the apparatus of a RSA key:

    

 

    

>openssl rsa -in _rsa.key -text

    

Private-Key: (512 bit)

    

modulus:

    

00:da:0a:dd:bf:b4:35:5d:71:ac:52:e3:b0:a1:4f:

    

2e:bc:4c:45:eb:b7:7b:33:f1:2e:30:d6:8e:4b:5a:

    

92:af:60:0c:63:39:59:4b:c8:09:21:0d:af:2f:cc:

    

d6:1d:80:87:11:92:c5:09:6e:cb:86:f5:ca:7c:c1:

    

19:67:8e:df:6d

    

publicExponent: 65537 (0x10001)

    

privateExponent:

    

6d:04:27:d0:d4:8a:25:f9:52:be:72:c6:fa:2f:fb:

    

de:fb:87:ae:0e:23:d4:59:8e:cd:ae:48:a0:d6:5d:

    

26:bf:43:c8:44:8c:0b:ea:6b:79:b6:64:00:53:36:

    

11:6f:99:2d:9c:b6:26:21:08:a9:d0:f3:ef:d5:40:

    

55:1c:ec:65

    

prime1:

    

00:f0:6f:1d:81:16:c4:22:1c:49:89:fc:68:6e:e8:

    

da:5c:98:e7:f1:01:d6:0b:f0:80:07:d2:75:61:65:

    

7a:65:03

    

prime2:

    

00:e8:28:a3:98:a3:97:d5:64:5d:28:f7:fd:83:9d:

    

93:a7:19:38:4d:9c:dd:8c:8a:5c:6e:f6:11:ef:39:

    

c8:66:cf

    

exponent1:

    

10:f1:23:79:17:2b:96:e3:bb:62:d7:c0:5c:20:58:

    

52:b2:0b:95:f5:f5:29:3e:37:27:55:f3:23:7b:cd:

    

16:15

    

exponent2:

    

00:9e:2e:c2:79:48:4e:35:f9:b2:78:2d:b0:b0:b2:

    

f7:5e:0d:93:0d:5e:ea:9d:cd:d0:79:52:74:99:d9:

    

77:30:85

    

coefficient:

    

00:a8:a3:40:1d:15:79:bb:f3:d1:5f:1e:e0:7e:99:

    

52:0a:36:d0:4b:4c:04:0d:68:cb:97:cf:a9:57:97:

    

b2:1b:ed

    

writing RSA key

    

-----BEGIN RSA Clandestine KEY-----

    

MIIBOwIBAAJBANoK3b+0NV1xrFLjsKFPLrxMReu3ezPxLjDWjktakq9gDGM5WUvI

    

CSENry/M1h2AhxGSxQluy4b1ynzBGWeO320CAwEAAQJAbQQn0NSKJflSvnLG+i/7

    

3vuHrg4j1FmOza5IoNZdJr9DyESMC+prebZkAFM2EW+ZLZy2JiEIqdDz79VAVRzs

    

ZQIhAPBvHYEWxCIcSYn8aG7o2lyY5/EB1gvwgAfSdWFlemUDAiEA6CijmKOX1WRd

    

KPf9g52Tpxk4TZzdjIpcbvYR7znIZs8CIBDxI3kXK5bju2LXwFwgWFKyC5X19Sk+

    

NydV8yN7zRYVAiEAni7CeUhONfmyeC2wsLL3Xg2TDV7qnc3QeVJ0mdl3MIUCIQCo

    

o0AdFXm789FfHuB+mVIKNtBLTAQNaMuXz6lXl7Ib7Q==

    

-----END RSA Clandestine KEY-----

    



    

(Continued on next part...)

    



    

 


Tags: notes, public, tutorial, tutorials

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