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.
Author
Rekha Patel
Rekha Patel covers Business, Workflow and Security.
Articles by Rekha Patel
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.
Security
What to do if your wallet is compromised
Move first, revoke second, report third — and walk past anyone who promises to recover it all for a fee paid upfront.
Security
How airdrop scams work
Free tokens that cost you your wallet: the giveaway exists to collect one signature or one 'gas fee' — everything else is stage design.
Security
How to secure a crypto exchange account
Four settings do most of the work: app-based 2FA, an anti-phishing code, allowlisted withdrawal addresses, and an email address nobody else knows about.