Bitcoin Optech newsletter #407 is here:

• announces the responsible disclosure of a vulnerability that allowed a remote peer to crash Core Lightning nodes
• links to transcripts from a recent Bitcoin Core developer meeting
• Optech Newsletter #407 Podcast
  https://bitcoinops.org/en/newsletters/2026/05/29/

Chandra Pratap posted to Delving Bitcoin disclosing a denial-of-service vulnerability discovered during a Summer of Bitcoin 2025 internship...
https://bitcoinops.org/en/newsletters/2026/05/29/#core-lightning-assertion-dos-disclosure

Many Bitcoin Core developers met in person in May, and transcripts from the meeting have been published...
https://bitcoinops.org/en/newsletters/2026/05/29/#bitcoin-core-developer-meeting-transcripts

Bitcoin Optech will host an audio recap discussion of this newsletter streaming live on X/Twitter Tuesday at 16:30 UTC.