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Wallets, Custody & Security · 16 articles
How to Plan for Crypto Inheritance — OTCN Research cover
Wallets, Custody & Security 07 Oct · 6 min

How to Plan for Crypto Inheritance

Make sure your crypto can reach your heirs: list holdings, decide how access passes, leave clear instructions, get legal advice and review the plan regularly.

What Happened in the Bybit Hack? — OTCN Research cover
Wallets, Custody & Security 07 Oct · 7 min

What Happened in the Bybit Hack?

In February 2025 North Korean hackers stole about $1.5 billion in ETH from Bybit by tricking signers of its multisig cold wallet. How it happened, what changed.

Authenticator App vs SMS: Which 2FA Is Safer? — OTCN Research cover
Wallets, Custody & Security 07 Oct · 6 min

Authenticator App vs SMS: Which 2FA Is Safer?

Authenticator apps generate codes on your device; SMS codes travel through your phone number, which can be hijacked. Compare security, backup and convenience.

What Is Address Poisoning? — OTCN Research cover
Wallets, Custody & Security 07 Oct · 6 min

What Is Address Poisoning?

Address poisoning plants a lookalike address in your transaction history so you copy it by mistake. How it works, the $68 million WBTC case and how to avoid it.