Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 0428e28306a73c8c815f62a1818bae176f556a953c9efdf4b45f42d4ae9410f06828cc71aa2ce62aa6c317c03c5144865785a68e84087a033d1eafe935e7a5ef1a