Security

673 articles found

RegulationSecurity

SEC Sues Texas Man for $12.3 Million Crypto Investment Fraud

The SEC filed suit against Nathan Fuller in federal court in Texas, alleging he defrauded 150 victims through a crypto i...

May 31, 2026, 03:01 PM
SECNathan Fuller
RegulationSecurity

SEC Sues Texas Man Over $12.3M Crypto Scheme With Fake AI Trading Bots

The SEC filed suit against a Texas resident for operating a $12.3 million investment scheme that promised AI-powered cry...

May 31, 2026, 03:01 PM
SECTexas
Layer 1DeFi

XRP Ledger Amendment Makes Flash Loan Attacks Structurally Impossible

A draft XRPL amendment proposal highlights how the ledger's transaction architecture prevents flash loan attacks that ha...

May 31, 2026, 05:12 AM
XRP LedgerEthereum
RegulationSecurity

South Korea Prosecutes CatFi Rugpull Under New Crypto Investor Protection Law

South Korean authorities have charged suspects in connection with the CatFi token rugpull, marking the first prosecution...

May 31, 2026, 01:01 AM
South KoreaCatFi
SecurityLayer 1

Gravity Bridge Halted After $5.4M Drain Linked to Key Compromise

Gravity Bridge, which connects Ethereum and Cosmos, lost approximately $5.4 million in an early Saturday withdrawal tied...

May 30, 2026, 10:05 PM
Gravity BridgeEthereum
Security

Coldcard MK5 Ships With 5 Major Wallet Upgrades

Coinkite released the Coldcard MK5, marking the first hardware refresh to its flagship Bitcoin wallet since 2022. The up...

May 30, 2026, 02:23 PM
CoinkiteColdcard MK5
SecurityLayer 1

Security Experts Warn Bitcoin Faces Quantum Computing Risks

Security researchers have raised concerns that quantum computing advances pose a threat to Bitcoin's cryptographic secur...

May 30, 2026, 06:03 AM
Bitcoin
Security

Coinkite Releases Coldcard MK5 with Larger Screen and Improved NFC

Coinkite launched the Coldcard MK5, its latest flagship Bitcoin hardware wallet, featuring a larger Gorilla Glass screen...

May 30, 2026, 04:01 AM
CoinkiteColdcard MK5
RegulationSecurity

Celsius Founder Mashinsky Seeks to Vacate 12-Year Sentence, Invokes SBF Precedent

Alex Mashinsky, founder of the collapsed lending platform Celsius, has filed to vacate his 12-year fraud sentence by cit...

May 29, 2026, 11:02 PM
CelsiusAlex Mashinsky
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