Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 0420b7c3520d320f753a36043d85d77bc19624b0ee2a959c09022242251de4e58fedc15e7576701ad9dbc57b4cd43bd87f0ebb3f83f46f1191c09e946978892ed9