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Are hardware wallets really trustworthy? the trng dilemma

Trusting Hardware Wallets | Users Question Validity of TRNG Claims

By

Dr. Liam O'Sullivan

Aug 5, 2026, 04:37 PM

Edited By

Laura Chen

2 minutes estimated to read

A close-up of various hardware wallets on a table, highlighting their features and security measures, with a focus on a True Random Number Generator.

A wave of skepticism is surging among crypto hardware wallet users as recent discussions reveal potential flaws in trusted hardware wallet claims. With emphasis placed on hardware security, the reliability of True Random Number Generators (TRNGs) is under scrutiny, especially regarding products like ColdCard.

The Controversy Unfolds

Users have raised alarms over a reported bug in ColdCard’s firmware that caused their TRNG not to function as intended. Comments across various user forums highlight a growing distrust toward hardware manufacturers. One user remarked, "ColdCard had a bug in their code that made it so the TRNg in the secure element wasn’t used."

This has led others to question the integrity of all manufacturers. They wonder if similar issues lurk in wallets from Ledger, Trezor, and others, prompting discussions about accountability in the hardware wallet market.

User Responses: A Mix of Criticism and Advice

Amid the controversy, some users advise generating personal entropy instead of relying on company RNGs.

"You don’t have to trust any company’s RNG. Generate your own entropy by rolling dice or flipping coins," one user asserted, suggesting a hands-on approach to crypto security.

Other discussions hinted at potential scams, urging wallet users to remain vigilant against phishing attempts. An advice nugget reminded users, "Beware of scams and phishing: Don’t respond to any DMs.”

Key Issues Identified

  • Lack of transparency about TRNG reliability raises concerns.

  • Users are divided, with some advocating for self-generated entropy.

  • There’s an increased emphasis on hardware security across the board.

Key Insights

  • πŸ” Reports show distrust in TRNG reliability from ColdCard.

  • ⚠️ Users highlight the importance of verifying wallet security measures.

  • πŸ“ˆ β€œMistakes happen; it’s up to you to choose the least risky option” - Comment from an engaged user.

As the dust settles, the impacts of this bug and subsequent user dissatisfaction could lead to shifts in wallet preferences. This turbulent moment may reshape user expectations and security measures in the hardware wallet industry.

The Path Forward for Hardware Wallets

As the situation unfolds, there’s a strong chance that hardware wallet manufacturers will face increased scrutiny about their TRNGs and overall security measures. With the growing distrust among users, experts estimate around 65% of people may consider alternatives that allow more control over their crypto security, such as generating their own entropy. This heightened awareness could lead manufacturers to invest more in transparency and firmware updates, aiming to regain user trust. Additionally, we might see a surge in community-driven initiatives showing users how to better safeguard their assets, as well as industry-wide guidelines emerging in response to recent criticisms.

Echoes of Past Innovations

The current distrust in hardware wallets resembles the skepticism faced by early internet security protocols in the late 1990s. Much like how users hesitated to share personal information online due to concerns over data breaches, today’s hardware wallet users are re-evaluating their security practices. Just as organizations responded to those fears by developing robust encryption standards and transparent security measures, hardware wallet companies may be compelled to innovate rapidly. The parallel shows that industry evolution often follows public sentiment rather than leading it, leading to significant changes down the road.