Security
Every Security read CryptoBloggers has picked: 829 so far, 721 in the last 30 days, strongest first under “Start here” and newest first below.
Security picks in the 6:30 email
The day’s five best crypto reads, plus AI agents doing real things on-chain. Free, every morning at 6:30 a.m. Central.
Every Security card
newest first · page 25 of 28- 1
Specter Links ProveX’s January ETH Inflows to Earlier Heart-Linked Funds
Onchain tracing links ProveX's January ETH inflows to funds tied to Richard Heart's campaign that promised no benefit to participants.
- 2
US authorities dismantle crypto scam network that stole tens of millions
US authorities seized 112 servers and shut 241 websites tied to an investment scam network that targeted Russian-speaking Americans.
- 3
OpenAI eyes security firm purchase amid office bugging scandal
OpenAI is reportedly in talks to acquire Trail of Bits, a security auditor with many crypto clients.
- 4
Bubblemaps Alleges Anglio-Linked Wallets Traded Ahead of Pump.fun Calls
Bubblemaps alleges wallets linked to Anglio traded ahead of Pump.fun callouts, estimating $50K in trading profits.
- 5
UNCX Vesting Pool Exploited for About $86,000, Blockaid Says
An exploit of the UNCX vesting contract drained about $86,000, per Blockaid, while the contract still held about $3.25M.
- 6
'It Can Take Years': Coinbase Presses for Bitcoin Quantum Migration to Start Now
Coinbase argues Bitcoin's quantum migration must start now, laying out requirements for block space, custody and dormant coins.
- 7
Report: OpenAI Interested in Acquiring Trail of Bits
Bankless reports OpenAI is weighing an acquisition of audit firm Trail of Bits, which already partners with OpenAI on Patch the Planet.
- 8
A quick reminder on some common wallet drain tactics
A practical reminder that many wallet drains come from simple tricks like address poisoning rather than smart contract exploits.
- 9
Is this an legit actor?
A Reddit warning about a suspected ETH staking scam: victims send ETH, are asked for more, and cannot withdraw. Useful as a fraud red flag example.
- 10
Ledger Asks Resellers in Seven Asian Markets to Pull Devices After Suspected $86M Drain
Ledger asked resellers in seven Asian markets to pull devices after a suspected $86M drain, and MediaMarkt Saturn halted sales after a German customer reported an implant.
- 11
‘Bunker mode’ won’t protect your crypto, critics say
Critics question whether Justin Drake's proposed 'bunker mode' would protect crypto if AI breaks cryptography.
- 12
Brooklyn DA Cracks Global Crypto Scam Network in Major Bust
Brooklyn DA reports a bust of a global crypto scam network.
- 13
Ledger asks more Southeast Asia resellers to halt wallet sales
Ledger is asking more resellers in Hong Kong and Southeast Asia to stop selling its devices, a follow-up to the wallet security concerns.
- 14
Can crypto users trust the supply chain behind hardware wallets?
Looks at how the middlemen and authorized resellers handling hardware wallets before delivery create supply chain risk, following the Ledger implant reports.
- 15
Bitcoin’s Quantum-Resistant Upgrade Has to Work for Big Custodians, Coinbase Tells Developers
Coinbase tells Bitcoin developers the quantum-resistant upgrade must work for large custodians, flagging signing risks; a substantive input to a key protocol debate.
- 16
Ledger Wallets Come Off Shelves at MediaMarkt Saturn and Resellers Across Southeast Asia
Ledger devices pulled from MediaMarkt Saturn and Southeast Asian resellers after a reported implant and drains traced to the region; a significant security story for hardware wallet users.
- 17
Who Is Planting Backdoors in Ledger Crypto Wallets?
An investigation asking who is planting backdoors in Ledger wallets, drawing a strong Hacker News discussion on supply chain tampering.
- 18
Researchers Build Post-Quantum Defense For Lightning Network
Researchers propose a post-quantum signature defense for the Lightning Network, a relevant security advance for Bitcoin's payment layer.
- 19
Coinbase, which holds 5% of all bitcoin, wants the quantum fix started now
Coinbase argues bitcoin should prepare for quantum computers now, proposing flexible addresses, a backup quantum-proof key, and a debate over lost coins.
- 20
Title: Audited 28 public Solana/dev projects finding-by-finding — Jupiter and Solana Mobile already fixed bugs from it
An automated audit of 28 Solana projects found real issues; Jupiter and Solana Mobile fixed docs issues, though the audit tool is the builder's own.
- 21
Coinbase: Working Together on Bitcoin’s Post-Quantum Readiness
Coinbase outlines its work on preparing Bitcoin for post-quantum cryptography; relevant policy and security news, but the snippet is thin.
- 22
Coinbase lays out flexible designs as key priority for Bitcoin’s post-quantum migration
Coinbase published priorities for Bitcoin's post-quantum transition, arguing for early preparation of signature upgrades and flexible designs for fund migration.
- 23
Ledger asks resellers to halt sales in Southeast Asia and Hong Kong
Ledger asked resellers to pull its hardware wallets from shelves in Southeast Asia and Hong Kong while investigators determine where tampering occurred. Relevant to wallet security and supply chain trust.
- 24
Researchers Build First Working Post-Quantum Defense for Bitcoin’s Lightning Network
Researchers report a working post-quantum signature defense for Lightning Network, a second-layer protection concern beyond base-layer Bitcoin. Details depend on the original paper.
- 25
Ledger Asks Resellers to Halt Sales in Seven Asian Markets
Ledger asked resellers to halt sales in seven Asian markets after incidents in Southeast Asia; it says its own systems and direct channel show no compromise.
- 26
FBI Reports $17 Billion Scam-Center Tally as West Africa Raids Net 28 Arrests
FBI and DOJ report a $17B scam-center tally and a West Africa enforcement week removing 3.7M accounts and flagging $11M in freezable funds.
- 27
DOJ Announces Two Arrests in North Korean ‘Laptop Farm’ Crackdown
DOJ arrested two people in a North Korean laptop farm scheme that hit more than 70 US employers and generated about $3M, with crypto transfers alleged.
- 28
Trezor reduces resellers as a ‘preventative step’ amid Ledger tampering reports
Trezor is removing some hardware wallet resellers from its authorized list as a precaution following tampering reports involving Ledger.
- 29
XRPN took shareholder vote with no knowledge of XRP inflation bug
Evernorth's XRPN shareholder vote proceeded without knowledge of a secret XRP inflation bug that undermined its fixed-supply thesis.
- 30
Half of the top 20 quantum-exposed bitcoin addresses belong to exchanges and custodians, holding ~1.06M BTC
Weekly UTXO scan finds about 1.06M BTC in top quantum-exposed addresses, with half held by exchanges and custodians reusing addresses.