Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 0406543a7bbf73358ff3daa8219e7d6d8b9f7b7ac803aa53527c6a2c04adfc73d08676305fe4fe28e260093917b37083f1d4f2e3760a4d9f558e6b6be243b8cc5f