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How the Donjon Keeps Crypto Safe from Hackers

by Catatonic Times
October 24, 2025
in Altcoin
Reading Time: 3 mins read
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On October 23, Ledger welcomed companions and group members – together with BitDegree – to its Paris headquarters for Ledger Op3n, an occasion devoted to showcasing how the corporate advances crypto safety and product innovation.

Ledger is a world chief in securing digital property and is finest recognized for its {hardware} wallets. However past its shopper merchandise, the corporate additionally invests closely in safety analysis, a dedication finest represented by its in-house staff often known as the Ledger Donjon.

Throughout Op3n, contributors got a uncommon look into the Donjon’s operations.

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This group of safety researchers, specialists in cryptography, software program, and {hardware} safety, spends their days trying to hack Ledger’s personal units. Their mission: to search out and repair vulnerabilities earlier than anybody else can exploit them.

The Donjon makes a speciality of a number of forms of safety testing. These embrace software program assaults, which goal unauthorized entry or manipulation of digital property; side-channel assaults, which exploit bodily leakages from units; and fault assaults, the place circuits are intentionally disrupted to show weak factors.

Via these strategies, the staff strengthens the protection of Ledger’s merchandise and ensures they keep forward of threats.

Ledger Donjon's testing device for securityOn the occasion, attendees witnessed a mini expedition into how the Donjon operates – from breaking down safe components to testing product resilience.

Ledger’s CTO, Charles Guillemet, personally guided the viewers by means of the method and supplied insights into the excessive requirements that outline the corporate’s strategy to safety.

Ledger Op3n: an expedition into how the Donjon operatesLedger describes Op3n as “a setting for the various crypto group to see Ledger from the within.” This yr’s occasion continued that custom by combining transparency with technical depth to indicate the folks and processes behind its trusted units.

The occasion additionally included a significant reveal: the launch of Ledger Nano Gen5, the corporate’s newest era of {hardware} wallets. What’s particular about this machine? Learn the total story.

Past that, Ledger additionally introduced that its flagship software program, Ledger Dwell, is rebranding to Ledger Pockets. What does this rebrand change? Learn the total story.



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Tags: cryptoDonjonHackersSafe
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