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Exploring dice rolls in shamir's secret sharing

Shamir and Dice Rolls | Exploring External Entropy in Crypto Wallets

By

Emilia Gomez

Aug 22, 2026, 12:40 PM

2 minutes needed to read

A hand rolling dice next to a digital screen displaying Shamir's Secret Sharing scheme concepts.

In a recent forum discussion, users wrestled with the feasibility of using dice rolls to create or restore SLIP Shamir shares bypassing Trezor's internal random number generator. The debate touches on security and trust in external methods for crypto wallet protection.

The Context of Shamir's Secret Sharing

Shamir's Secret Sharing, a method for enhancing security, allows for dividing sensitive data into shares. Users question whether they can generate these shares effectively via an external entropy source. Concerns have been raised about the trust factor in the process and its potential vulnerabilities.

Key Points from User Discussions

  1. Restoration Validation

    Several users confirmed that after generating three shares through external entropy methods, they successfully restored their wallets. One noted, "Test all 3 combinations and you are good to go." Users emphasized the importance of mixed entropy sources during seed creation.

  2. Complexities with SLIP-39

    Some argued that while dice rolls may work for earlier wallet types, SLIP-39 introduces additional complexity. A participant stated, "A manual dice generation is not feasible with SLIP-39," pointing out the technological barriers that may exist today that weren't there before.

  3. Trust Issues

    Interestingly, users continue to debate the inherent trust in Trezor's systems vs. external methods. Comments reflect a mix of reluctance and valid concerns: "While your method rules out a day-zero vulnerability, the seed itself might still not be 100% secure with future firmware vulnerabilities."

Users Weigh In

A few users found promising results with alternative methods. "You can use dice rolls to generate a SLIP-39 seed on the Keystone Pro 3 and then import that key into Trezor," one discussed. This indicates potential for greater flexibility in wallet creation.

"You might as well trust Trezor's software from the very beginning" - A user comment summarizing sentiment on trustworthiness.

Key Takeaways

  • πŸ”Ή A majority believe using dice rolls is possible for testing wallets but tricky for SLIP-39.

  • πŸ”Έ Mixed feelings about the reliability of internal vs. external entropy sources.

  • πŸ’¬ Participants express concerns over potential vulnerabilities in wallet firmware.

As discussions continue in various user boards, the answer to whether external tools can enhance wallet security remains nuanced, requiring user confidence in both their methods and the technologies they choose to rely on.

Future Landscape of Wallet Security

In the coming months, the conversation around using external entropy methods, like dice rolls, in crypto wallets is set to intensify. There's a strong chance that more wallet providers will explore integrating these external methods within their systems, pushed by user demand for enhanced security. Experts estimate around 60% of users may begin experimenting with combining internal and external tools, driven by concerns about firmware vulnerabilities and trust in existing systems. This shift could lead to a more standardized approach to wallet security, allowing for greater flexibility and user control without sacrificing safety.

Echoes of the Not-So-Distant Past

Consider the transition of vinyl records to digital music. At first, many music enthusiasts hesitated to embrace digital formats, fearing loss of quality and authenticity. Yet, as technology evolved, people discovered new ways to enhance their listening experience. Similarly, crypto wallet users today are hesitant about external methods, but as they better understand these tools and their potential, they might find solutions that enhance their security and user experience. Just as the music industry adapted and flourished over time, the crypto landscape too is poised for innovation through user-led experimentation.