Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 0403c39e197604959ffa04c845e529ddf3d4f18d5c5978e6750642a5a163e406f6c6f51d39099dc6cb493c78fc7102c1f214d9044f14d08ded12e139abec9111c4