Crypto News
Inside a security operations room watching crypto crime
Tracing stolen funds is less a cinematic chase and more patient record-keeping. Here is what the work actually involves, and who bears the risk when it fails.
September 30, 2026
L4 News — BLOCKCHAIN · WEB3 · ASSETS
Latest News
Blockchain
Blockchain Association changes CEOs after the Clarity Act loss: what it means and what to watch
Summer Mersinger is out, Kristin Smith is back as interim CEO, and the handover lands on October 16 — here is how to read the shift without the spin.
September 27, 2026
Blockchain
Blockchain technology explained: blocks, nodes and consensus
A distributed ledger is just three moving parts: a chain of records, computers holding copies, and a rule for agreeing on the next one. Here is what each part…
September 29, 2026
Blockchain
Blockchain
What is blockchain, really? A plain-English explainer
Strip away the jargon: a blockchain is a shared record book that thousands of computers keep copies of, and that is what makes it hard to quietly rewrite.
September 26, 2026
Blockchain
What T+0 settlement means, and why Hana Bank's digital bond matters
A Korean bank settled a $100 million bond the same day it was issued. Here is how same-day settlement works and what it changes.
September 22, 2026
Blockchain
What is a smart contract, and how does it actually work?
A plain-English look at the code that runs itself on a blockchain — and why that automation cuts both ways.
August 12, 2026
Web3
Web3
Web3 explained: separating the hype from what actually works
A calm audit of the durable ideas behind the buzzword — and the parts that have not earned the marketing fog around them.
September 20, 2026
Web3
Slippage in crypto trading: What it costs you and how to control it
The gap between the price you see and the price you get is a real trading cost. Here is where it comes from and what limits it.
September 13, 2026
Security
Security
How to spot a crypto drainer before it takes your wallet
Crypto drainers are fake sites and apps that ask for one malicious signature — here is the mechanism and the habits that stop it.
August 24, 2026
Security
What is a SIM swap attack, and how does it drain a crypto wallet?
A SIM swap hijacks your phone number, not your seed phrase — but for accounts protected only by a text message, that's often enough to unlock everything.
August 18, 2026
Crypto News
Crypto News
What is a seed phrase, and why does it matter?
A seed phrase is the 12- or 24-word master key to a crypto wallet. Here is what it does, how to store it safely, and how scammers try to steal it.
August 28, 2026
Crypto News
SEC closes another batch of crypto enforcement cases — what it means for newcomers
The regulator's 2025 wind-down of several exchange lawsuits changes legal procedure, not the risks a first-time wallet user faces.
August 26, 2026
Finance News
Finance News
Currency exchange rates explained: who sets them and why they move
No committee decides what your dollar is worth abroad. Here is the mechanism, and who takes a cut when you convert.
September 24, 2026
Finance News
What is a spot bitcoin ETF, and how does it actually work?
A plain-English look at how spot bitcoin ETFs are built, who holds the coins, what they cost, and what changed when regulators allowed funds to trade bitcoin…
August 14, 2026
Don't Miss
Security
How to make a wallet recovery plan
Losing a device should be a bad afternoon, not a catastrophe: offline backups in two media and two locations, a restore you have actually tested, and a path for…
May 20, 2026
Blockchain
Hard forks vs soft forks, explained
The hard fork vs soft fork difference is compatibility — one tightens rules that old software still accepts, the other splits a chain in two.
May 16, 2026
Finance News
What Basel bank rules mean for crypto
The Basel Committee's cryptoasset standard sets 1 January 2026 as its implementation date and caps bank exposure to unbacked crypto at 2 percent of capital.…
May 31, 2026
Web3
What is a smart contract?
A smart contract is code on a blockchain that executes agreed terms by itself. The automation is real — and so are the bugs.
January 26, 2026