Extract .key and .crt files from JKS file

JKS file is a Java keystore. Using the Java keytool program, run the following commands

Export the .der file

keytool -export -alias sample -file sample.der -keystore my.jks

Convert the .der file to unencrypted PEM (crt file)

openssl x509 -inform der -in sample.der -out sample.crt

Export the .p12 file

keytool -importkeystore -srckeystore my.jks -destkeystore keystore.p12 -deststoretype PKCS12

Convert the .p12 file to unencrypted PEM (key file)

openssl pkcs12 -in keystore.p12 -nodes -nocerts -out server.key

 

More info here: http://www.gtopia.org/blog/2010/02/der-vs-crt-vs-cer-vs-pem-certificates/

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Apache on Mac OS X

Mac OS X includes Apache, but it isn’t enabled by default. To enable Apache, open a Terminal and enter

sudo apachectl start

Config files

sudo vi /etc/apache2/httpd.conf
sudo vi /etc/apache2/extra/httpd-vhosts.conf

More information here: Mac OS X – Apache 2