taocert.txt

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***** Create a self signed cert ************

1) openssl genrsa 512 > client-key.pem

2) openssl req -new -x509 -nodes -md5 -days 1000 -key client-key.pem > client-cert.pem

-- adding metadata to beginning

3) openssl x509 -in client-cert.pem -text > tmp.pem

4) mv tmp.pem client-cert.pem


***** Create a CA, signing authority **********

same as self signed, use ca prefix instead of client


***** Create a cert signed by CA **************

1) openssl req -newkey rsa:512 -md5 -days 1000 -nodes -keyout server-key.pem > server-req.pem

2) copy ca-key.pem ca-cert.srl   (why ????)

3) openssl x509 -req -in server-req.pem -days 1000 -md5 -CA ca-cert.pem -CAkey ca-key.pem -set_serial 01 > server-cert.pem



***** To create a dsa cert ********************

1) openssl dsaparam 512 > dsa512.param       # creates group params

2) openssl gendsa dsa512.param > dsa512.pem  # creates private key

3) openssl req -new -x509 -nodes -days 1000 -key dsa512.pem > dsa-cert.pem 




***** To convert from PEM to DER **************

a) openssl x509 -in cert.pem -inform PEM -out cert.der -outform DER

to convert rsa private PEM to DER :

b) openssl rsa -in key.pem -outform DER -out key.der