# Weak Entropy

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Episode 83: The Milk Sad Vulnerability

In this episode, Aaron (@AaronvanW) and Sjors (@provoost) discuss a vulnerability in Libbitcoin dubbed “Milk Sad”, which allowed people to generate private key seeds with such weak entropy that their private keys could be brute forced and their coins stolen. Aaron and Sjors examine how this vulnera…

122. Weak Entropy, Broken Trust, and the $90M Coldcard Fallout

In this episode, we spent most of our time unpacking the Coldcard firmware exploit and the chaos that followed across the Bitcoin self-custody world. From our perspective, this was a painful but important conversation about broken trust, weak entropy, and the real-world consequences of software mis…

JP of THORChain on Becoming the Decentralized On-Ramp Monero Needs | EPI 365

Any donation is greatly appreciated! 47e6GvjL4in5Zy5vVHMb9PQtGXQAcFvWSCQn2fuwDYZoZRk3oFjefr51WBNDGG9EjF1YDavg7pwGDFSAVWC5K42CBcLLv5U OR DONATE HERE: https://www.monerotalk.live/donate TODAY'S SHOW: In this episode of Monero Talk, Douglas Tuman talks with JP from THORChain to discuss the proje…

Identifying Weak Session Tokens Using Entropy - Tradecraft Security Weekly #15

Session management in web applications is extremely important in regards to securing user credentials and integrity within the application. Sometimes session tokens can be predicted provided the overall randomness is weak. If this is possible a remote attacker may be able to compromise the session …

Live from Bitcoin Park

In this podcast episode, Brian and Rob from Magic Internet Math discuss verifying Bitcoin, focusing on the underlying math and cryptography to understand the validity of private keys and transactions. Key Topics: Verification of Bitcoin Elliptic Curve Cryptography Modular Arithmetic Inverse …

Post Quantum Cryptography Isn’t a Future Problem — Why Hardware Anchored Trust Matters Now

We summarize a briefing from an HPE Partner Day featuring EigenQ on post-quantum cryptography (PQC). It argues the quantum threat is immediate due to “harvest now, decrypt later” and rapid advances that could soon break today’s encryption, making long-lived government data vulnerable. The episode s…

The COLDCARD Hack and Future of Self-Custody

0:00 - The COLDCARD hack: bitcoin’s worst security incident ever? 4:30 - What happened and how thefts were identified 7:04 - The random-number failure behind the hack 13:24 - The right way to generate wallet entropy (i.e., dice rolls) 20:45 - Who is affected and what users should do…

$100 million bitcoin VC raise, Skibidi experiment, Robinhood listing OpenAI

0:00 Complexity research, dehydration, and road trips. 4:40 Bitcoin venture capital landscape and Ego Death's new $100 million fund. 12:12 What startups and products should be built. 17:25 Exploring products and jobs that can be built using Nostr. 21:32 Creating a list of products we want to se…

Your Money, Your Data, Your Mind | Jesse Posner

“If somebody gets control over your personal AI — all your health data, all your financial data, all your emails, everything you've thought about — they own you.” Jesse Posner built FROST threshold signatures and shipped BitKey at Block. Now he's building Vora because he realized individual self-cu…