1Bu2NDQScVQwixvhf4z4xbZQVNFWuXokSJ

P2PKH (1)

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Quantum exposure Reuse-exposed

P2PKH · reuse-exposed

P2PKH addresses hide the pubkey behind a SHA-256 + RIPEMD-160 hash UNTIL the first outgoing spend, which reveals it in the signature script or witness data. This address has been spent from, so its pubkey is permanently on chain. Every subsequent UTXO at this address is just as exposed as the moment of first spend.

First revealed at block 551,117 on 2018-11-22 (input_spend).

Context: Bitcoin quantum exposure report · Top exposed addresses · Quantum and Bitcoin (LearnBitcoin.com)

What we know about this address 5 findings ✓ corroborated by 3 sources

WatchYourBack: sextortion:bitcoinwhoswho-report

Tagged as 'sextortion' (subcategory: bitcoinwhoswho-report) in the WatchYourBack tagging dataset. Sub-source: frequently-reported-top-50. File: malreports/20190122_popular-sextortion-addresses.tags.

sextortion view
Reported scammer: scam

Listed in the Badd-Boyz-Bitcoin-Scammers community blocklist under category 'scam'. The upstream repo aggregates addresses from sextortion, hacked-email scam, ransomware, and similar low-volume targeted-spam campaigns.

scam view
Real-CATS: Ransomware

Address labeled 'Ransomware' in the Real-CATS academic dataset. Total received 0.8942 BTC across the address's lifetime.

criminal view
WatchYourBack: miscabuse

Tagged as 'miscabuse' (subcategory: n/a) in the WatchYourBack tagging dataset. Sub-source: bitcoinabuse_blackmail-scam. File: bitcoinabuse/20210201_bitcoinabuse.tags.

abuse view
WatchYourBack: pending

Tagged as 'pending' (subcategory: n/a) in the WatchYourBack tagging dataset. Sub-source: 20220506_blockchain-iocs. File: pending/20220506_blockchain-iocs.tags.

pending review view