Ledger CTO urges AI bug hunter responsibility, warns against ‘attention farming’

cointelegraphОпубліковано о 2026-09-08Востаннє оновлено о 2026-09-08

Анотація

Hardware wallet manufacturers Ledger and Trezor are advocating for more responsible disclosure of security vulnerabilities. Ledger CTO Charles Guillemet warns that while AI has made it easier to find and exploit bugs, some researchers are publishing their findings before fixes are available—a practice he labels "attention farming with someone else’s risk." He urges researchers to report vulnerabilities privately first and agree on a timeline for fixes, typically around 90 days, before public disclosure. Trezor's head of security, Jan Komárek, echoes this, stating the timeline is a commitment from the vendor, and if a fix isn't delivered, researchers should then publish. This call comes amid heightened scrutiny on hardware wallet security following incidents like multi-million-dollar Coldcard thefts and a Trezor data breach exposing customer data.

Hardware wallet makers Ledger and Trezor called for more responsible disclosure of security vulnerabilities.

In a Monday post on X, Ledger chief technology officer Charles Guillemet said artificial intelligence has made bugs easier to find and exploit. However, some researchers are publishing their findings before fixes are available, a practice he called “attention farming with someone else’s risk.”

Guillemet urged researchers to report bugs privately and agree on a timeline for fixes before publishing details. He cited 90 days as a common default, with flexibility depending on the severity of the flaw and the work needed to fix it.

“Ninety days is a commitment on the vendor, not just on the researcher,” Jan Komárek, Trezor’s head of security, told Cointelegraph.

“Researchers: come to us first, agree a timeline, then publish in full, and if we fail to ship a fix in that window, publish anyway,” he said.

Hardware wallet security has come under scrutiny after Coldcard thefts exceeded $100 million and a data breach at Trezor’s shipping provider exposed tens of thousands of customers’ personal information.

Related: Trezor says data breach affects another 67K US customers

Пов'язані питання

QWhat specific concern did Ledger's CTO express about the use of AI in finding security vulnerabilities?

ALedger's CTO, Charles Guillemet, expressed concern that while AI has made bugs easier to find and exploit, some researchers are publishing their findings before fixes are available, a practice he called 'attention farming with someone else’s risk.'

QWhat timeline did the article mention as a common default for fixing a reported vulnerability before public disclosure?

AThe article cited 90 days as a common default timeline for fixing a reported vulnerability before public disclosure, with flexibility depending on the severity of the flaw and the work needed to fix it.

QAccording to Trezor's head of security, who is responsible for the commitment in a 90-day vulnerability disclosure timeline?

AAccording to Jan Komárek, Trezor's head of security, the commitment in a 90-day vulnerability disclosure timeline is on the vendor, not just on the researcher.

QWhat two recent security incidents involving hardware wallets were mentioned in the article?

AThe article mentioned two incidents: the theft of over $100 million from Coldcard wallets and a data breach at Trezor’s shipping provider that exposed tens of thousands of customers’ personal information (affecting another 67,000 US customers).

QWhat process did the executives from Ledger and Trezor recommend for responsible disclosure of security vulnerabilities?

AThe executives recommended that researchers should first report bugs privately to the vendor, agree on a timeline for fixes, and then publish their findings in full. If the vendor fails to ship a fix within the agreed window, the researchers should publish anyway.

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