At the top or corner of the page, mathematical symbols could appear

At the top or corner of the page, mathematical symbols could appear, prime numbers, or a representation of RSA encryption formulas in a color that contrasts smoothly with the papyrus background. Papyrus paper can have a smooth texture, with slightly worn edges, remembering an old document. in background whith, in a very subtle way, você poderia ter uma sequência de prime numbers, as if they were discreet watermarks. Cryptographic graphs and networks can be drawn as thin lines overlaying the background, representing the connections of number theory with digital security.