Is Koinly Safe? Data Access, Storage, And Third-Party Risk
Koinly uses read-only API access, but the Mixpanel breach in December 2025 exposed email addresses. Here is what data the platform actually sees and stores.
Crypto Privacy and Security
Zcash Ships Quantum-Resistant Signatures in January 2027
Zcash will deploy post-quantum signature opcodes in January 2027, protecting 70% of issued ZEC supply in transparent transactions while shielded payments await late 2027.
Is Trust Wallet Safe? Attack Vectors And What Actually Broke
Trust Wallet is non-custodial but not attack-proof. December 2025 saw $7M stolen via browser extension compromise. Here are the documented incidents and reproducible risks.
How To Read A Crypto Transaction Before You Click Approve
Before you click approve on that wallet prompt, check five specific fields. Here is what each means, the red flags that cost people hundreds of thousands, and the 30-second verification routine.
The 5 Beginner Crypto Mistakes That Cost You Real Money
Wrong-chain sends, malicious approvals, high-APY rugs, gas blindness, and lost seed phrases. Here is what each mistake costs and the 30-second check that prevents it.
How To Revoke Token Approvals (And Why Yours Are Still Open)
Token approvals you granted two years ago are still active. Most users have never checked. Here's how to find and revoke them using free tools.
How To Avoid Crypto Scams: The Field Guide
The scam patterns that persist because they work: giveaway scams, romance scams, fake support, malicious token approvals, and drainer sites. Real examples, real losses, and the practical rules that prevent 95% of them.
How To Recover A Lost Crypto Wallet: What Works and What Doesn't
Step-by-step recovery methods for seed phrases, private keys, and hardware wallet PINs. Learn what's recoverable and how to avoid scams targeting desperate wallet owners.
Hot Wallet vs Cold Wallet: Which For What
Hot wallets enable fast access. Cold wallets keep keys offline. Most serious holders use both. Here's how to split your crypto holdings between them.