openssl genrsa -des3 -out server.Key 1024
openssl req -new -out server.csr
openssl req -new -key server.Key -out server.csr
cp server.Key server.Key.old
openssl rsa -in server.Key.old -out server.Key
openssl x509 -req -days 3650 -in server.csr -signkey server.Key -out server.crt
service squid restart