Split Key guarantees that the keys generated are secure on your end even if our website is compromised, or the website transmission is compromised. This is highly recommended, but it is optional.
Yes if you use a split key then even if our website is compromised, or the transmission is comprimised there is no way that your private keys are revealed.
Contact us and we can generate thousands of addresses for you using your secure split-key.
Contact us and we might be able to add that coin to our generator! We only add fully open source coins to our system.