Posts tagged "cryptography"

ECC vs RSA for License Keys: Why Elliptic Curves Win on Key Length

May 8, 2026 · SoftActivate Technical Staff

RSA signatures are too long to fit in a typeable license key. ECC delivers equivalent cryptographic strength in a fraction of the bytes — which is the only reason a sub-30-character secure license key is even possible.

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Why You Shouldn't Use Symmetric Encryption to Generate License Keys

May 1, 2026 · SoftActivate Technical Staff

AES and Blowfish look tempting for short license keys, but a single reverse-engineered binary hands attackers a working keygen for every customer you ever sold to. Here is why digital signatures are the only safe choice.

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