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When building, make sure the linker can find libzkfp.lib and that libzkfp.dll is in your executable’s path or a system directory.

No. If you are looking for a C++ library for ZKPs, you should look for libraries like libzk (without fp ), or explore other widely used frameworks like Arkworks , Circom , Noir , or Halo2 .

Download the compressed ZIP file package (typically listed under software or SDK categories).

Your friend sees Waldo through the hole, proving you knew his location. However, they saw nothing else in the picture, so they don't learn where Waldo is within the overall image. You've proven you know the secret (Waldo's location) without revealing the secret itself.

Install the driver package included in the SDK for your specific scanner (e.g., ZK4500 or SLK20R).

Zero-knowledge proofs are cryptographic methods that allow one party (the prover) to prove to another party (the verifier) that a specific statement is true, without revealing any information beyond the validity of the statement itself.

Try a different USB port, preferably USB 2.0, as some older ZK sensors struggle with USB 3.0/3.1 controllers. 3. Error -14 (Invalid Parameter)