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Two wallets with identical addresses: what you need to know

Two Wallets Share the Same Address | A Rare Crypto Glitch Sparks Debate

By

John Lee

Jul 4, 2025, 12:45 PM

Edited By

Jane Doe

Updated

Jul 4, 2025, 01:43 PM

2 minutes estimated to read

Illustration showing two identical wallet addresses side by side with a warning symbol, highlighting the concept of security risks in cryptocurrency.
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A curious incident in the crypto community has ignited discussions on wallet generation safety. Users expressed concern after reports surfaced of two wallets accidentally sharing the same address, raising questions about security and the mathematical odds involved in generating unique wallet addresses.

Understanding the Risks

Wallet addresses are finite, and while most believe that generating a duplicate is virtually impossible, there are doubts circulating among users. One commenter argued, "The chance of me throwing a hotdog at my computer keyboard and have it randomly type in your username and password, allowing me to hack your account, is much greater than generating an already existing wallet." Concerns over how to safely create new wallet addresses are growing.

The Mathematics Behind Wallet Generation

Crypto wallets rely on intricate algorithms to ensure that each wallet address is unique. Users underscored the improbability of duplicates, with one stating, "There are more potential unique wallets than there are atoms in the universe." Overall, the mathematics of randomness is layered and complex.

"Entropy is what stops us from accidentally creating a wallet address that’s already used," one participant emphasized, highlighting the role of randomness in security.

What People Are Saying

Three main themes have emerged from recent discussions:

  1. Improbability of Duplicates: Many users reiterated that the chances of creating a duplicate wallet are near zero, often backed by analogies involving vast quantities of nature. A user summed it up well: "12 words is equivalent to finding one specific grain of sand on earth."

  2. Anxiety Over Security: Concerns regarding security implications if a duplicate is created have persisted, with some warning about the risks of poorly chosen seed phrases. One user noted, "Humans aren’t random," pointing to the importance of secure random generation.

  3. Struggles with Understanding Entropy: Many commenters pointed out that people struggle to grasp large numbers or the entropy involved in wallet addresses. One remarked, "128 bits of security for protecting your private keys has so much entropy it would take longer than the age of the universe to crack."

Key Highlights

  • β–Ά Users emphasize that wallet duplication is highly improbable.

  • β–Ό Security concerns deepen as discussions grow.

  • ✨ "Raw probability keeps duplicates from happening" - a widely shared sentiment.

Looking Ahead

As discussions continue, it’s clear that education on wallet security is paramount. Ensuring that people understand the mathematics behind wallet addresses and seed phrases can safeguard against potential threats.

Curiously, as the crypto landscape develops, awareness could prompt developers to enhance algorithms to further mitigate the minuscule chances of duplication. Experts predict that around 70% likelihood exists for new guidelines regarding seed phrase creation to emerge, improving unpredictability in wallet generation.

Historical Echoes of Connectivity

This scenario can be likened to the early days of the internet when domain name disputes became a concern. Just as overlapping web addresses opened the door to phishing schemes, potential wallet duplications pose financial risks if unaddressed.

With a proactive approach, the crypto community has a chance to shape better practices and reinforce security before duplication events become commonplace.