sfx2000
Part of the Furniture
Thought I would share, considering the recent DDOS and other issues... these can easily be done via command line - the OpenSSL one is handy, as many 3rd party Firmware (like AsusWRT-RMerlin) have CLI access and OpenSSL already in place...
Using OpenSSL
Using /dev/urandom
Using GPG
Using OpenSSL
openssl rand -base64 14
Using /dev/urandom
< /dev/urandom tr -dc A-Za-z0-9 | head -c14; echo
Using GPG
gpg --gen-random --armor 1 14