Section
Replace-by-Fee
The latest Replace-by-Fee coverage from Bullquill: sourced, dated and explained.
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Electrum vulnerability: 4.8.3 fixes rogue-server bitcoin theft
Before the patch, a malicious Electrum server could show a fake pending payment and wait for the user to speed it up with Replace-by-Fee, signing a real payment to the attacker. Here is who is exposed and what to do now.
