Cybercriminals behind the DeadLock ransomware are now exploiting Polygon smart contracts to manage payments and obscure transaction trails, security researchers warn, complicating detection and undermining traditional blockchain tracking methods.
Discover 4 key facts about the Bitcoin blockchain ledger in this concise listicle, covering how transactions are recorded, secured, verified by miners, and made publicly transparent for users.
Explore four looming quantum threats to Bitcoin-and the defenses rising to meet them. This listicle breaks down risks, timelines, and emerging cryptographic safeguards for the network.
From Bybit to Coinbase, 2025 has seen a surge in major crypto hacks and data breaches, exposing security gaps at leading exchanges and shaking investor confidence across the digital asset market.
South Korean crypto exchange Upbit has issued a caution advisory on Layer-1 token Flow after a sharp price drop, citing heightened security concerns and warning investors of increased risk.
VanEck boss warns Bitcoin’s privacy and encryption could be threatened by advancing quantum computing, calling for urgent risk assessments, cryptographic upgrades and strengthened network safeguards.
Seed phrases-12 to 24 human-readable words-are the master key to your crypto wallet. Learn how they enable recovery, why they’re critical to security, and best practices for storing them safely.
Blockchain is a distributed, tamper-resistant ledger that records transactions in cryptographic blocks. This primer explains how consensus replaces intermediaries and why the technology matters for trust, finance and data.
A hashlock is a cryptographic condition that locks funds until a specific hash-preimage is revealed. It enables trustless, conditional transfers-key to atomic swaps and secure decentralized transactions.
Nonce: a unique, one-time number used in blockchain to secure transactions and prevent double-spending. This brief explainer uncovers how nonces underpin consensus and integrity.