This Week in Custody

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This Week in Custody #46

cryptocustody.substack.com

This Week in Custody #46

Philip Glazman
Oct 28, 2022
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This Week in Custody #46

cryptocustody.substack.com

This Week in Custody is a newsletter covering technical and narrative developments in digital asset custody written for wallet engineers, digital asset operators, and security engineers.

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Last Week’s Most Clicked

  • a16z crypto’s primer on wallet security.

  • Pine Street Labs fundraise and product announcements.

  • Flashbots has a new MEV-boost Dashboard.

News

  • Fidelity expected to support trading for Ethereum.

  • BitGo launches its Developer Portal.

  • BitGo launches a settlement network between exchanges.

  • Aptos launches mainnet.

  • MetaMask integrates with Sardine to enable a fiat on-ramp for US users.

  • Elliptic says Chinese spies used Wasabi Wallet (coinjoin wallet) to pay Bitcoin bribes to a FBI agent.

Networks

  • Cosmos launches “Game of Chains” program to build an incentivized testnet for interchain security.

  • A Bitcoin transaction signed using FROST.

Guides

  • Interesting talks from TabConf:

    • Moving Bitcoin Core off GitHub

    • P2P encryption for Bitcoin

    • Misconceptions about virtual bytes

  • Block updates us on its Bitcoin hardware wallet design.

  • SoK: Preventing Transaction Reordering Manipulations in Decentralized Finance

  • Enter the Hydra: Towards Principled Bug Bounties and Exploit-Resistant Smart Contracts

  • How-to: Make it Easy to Patch Crypto Networks reviews the deployments and release strategies for projects.

  • Understanding “out-of-gas” denial with Gas Guage.

  • Flood & Loot: A Systemic Attack On The Lightning Network

  • A guide to Solana’s core concepts.

  • What's the deal with zkapps?

Tools & Software

  • CashApp launches deposits for its Lightning Network feature.

  • BlockSec’s Phalcon tool gets a new update allowing users to simulate transactions at a specified block.

Cryptography

  • KZG in Practice: Polynomial Commitment Schemes and Their Usage in Scaling Ethereum

Security

  • Upcoming OpenSSL patch fixes a critical vulnerability.

  • Analyzing the GitHub marketplace

  • KataOS is a new operating system designed for securing embedded devices. It’s written mostly in Rust.

Thanks for reading! Have a great week.

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This Week in Custody #46

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