The best Cryptography newsletters

Sascha Corti's personal blog documents his experiments with a subdermal VivoKey Apex Flex implant, covering how he moved OpenPGP keys onto it and used them for SSH login via GnuPG on macOS. Posts also weigh up when open-weight AI models are worth running instead of frontier ones.

Proof Street reports on privacy technology, including selective disclosure in Zcash, confidential computing and the architectures behind confidential blockchain transactions. It examines how vendors and standards bodies define terms like 'encrypted in use' and how privacy features work in practice.

Long-form essays by a security and privacy researcher with a PhD in computer science and an LL.M. in IT law, covering cryptanalysis with AI, autonomous influence operations, and EU tech policy. Readers get detailed technical breakdowns of research findings and pointed policy critiques.

SpruceID's blog offers in-depth analysis of digital identity policy and infrastructure, including state implementation of Utah's SEDI framework, mobile driver's license verification for banks, and document processing in government intake. Its posts explain the technical and governance decisions behind these systems in practical detail.

Daniel McGlynn's Open Money newsletter examines crypto and finance, covering stablecoins versus bank savings, cryptographic risks from AI, and the restrictive design of tokenized assets. Each issue pairs news hooks with a clear, argued thesis and detailed explanation of mechanics.

Podcast episodes, transcripts and essays from a16z crypto on blockchains, stablecoins, crypto policy and security. Readers get interviews with industry founders and researchers plus the firm's views on where crypto and AI are heading.

A technical blog from LambdaClass covering cryptography, distributed systems, formal verification, compilers and security, with posts on their PropAMM Router and Factory, audits, and devnet performance results. Readers get detailed engineering write-ups on Ethereum market-making infrastructure and consensus-layer performance findings.

A blog from ICME Labs covering cryptography, defensive AI, and zero knowledge machine learning, with essays on verifying AI output and controlling AI agents. Readers get conceptual frameworks for verification and agent safety, illustrated with accessible analogies and real incidents.

Jameson Lopp's blog collects long-form essays on Bitcoin, privacy and freedom, covering quantum-resistance governance, historical reflection and post-mortems of Bitcoin protocol debates. Readers get argued positions with links to primary sources and a candid look at who was right about contentious forks.

Technical security blog from isec.pl covering vulnerability research, such as ZIP path traversal tricks, and Android Keystore and biometric protection analysis, with some articles in Polish. Readers get detailed attack-surface walkthroughs and practical security reasoning from a pentesting perspective.

The Interfold is a newsletter from a distributed confidential coordination network, covering how to vote in its Aragon-based governance and the design principles behind receipt-free secret ballots. Readers get practical voting instructions, governance rules for voting power, and essays on cryptographic voting concepts.

SpaceComputer Blog publishes explainers on cryptographic key management, comparing KMS, secrets managers and HSMs, and outlines its plans for a space-based key management service. Readers get clear technical distinctions and a view of how confidential computing might extend to orbit.

Succinct's research and announcements newsletter covers its zero-knowledge proving products, including a ZK verifier for Chainlink CCIP, GPU optimisation of its prover network, and cryptographic research such as the Flock SNARK. Readers get product news paired with technical explanations of proof costs and cross-chain security.

Anagram's blog covers its work on prediction markets, including Acre, a live housing-price market, and distribution-market designs for parametric insurance. It also publishes technical analysis of how Solana could migrate to post-quantum cryptography.

A Bitcoin Cash developer's newsletter covering post-quantum cryptography, the Quantumroot vault design, and CashVM protocol upgrades. Readers get technical explanations of quantum-resistant wallet design alongside promotional framing for Bitcoin Cash.

A privacy-focused blog covering browser fingerprinting, cookies, browser choice, and browser extensions for resisting online tracking. Readers get long, explanatory walkthroughs of how tracking works and what tools and settings can reduce it, with an open, non-prescriptive tone.