Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 0453b9bdfea81d69e08c1ae24faabf1cd4dfa7ae71a3c9fe435f21a0482cca598765f98ac8a2b0fcf6babd1f84843c2b5f6caf924b90d34a6d694e0566bc8a2ff4