_:n49709f8d19644e868ac4c15db219a9adxb3
<http://schema.org/caption>
"The 2,160-bit public key, in hexadecimal, of a local website that employs the RSA algorithm to encrypt its data. As its name suggests, this number is public information and is downloaded by your web browser and stored on your device as soon as you visit the website."
<https://timesofmalta.com/articles/view/Prime-numbers-and-cryptography.672957>