SSL
mkdir Laza
mkdir Mika
cd Laza
openssl genrsa -des3 -out LazaKljuc  2048
cp public.key ~/Desktop/Mika
nano ispitJunssl.txt
openssl rsautl -encrypt -in ispitJunssl.txt -pubin -inkey ~/Desktop/Mika/public.key -out sifra.txt
openssl rsautl -decrypt -inkey LazaKljuc -in sifra.txt -out MiljanBisevac.txt