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CleanSky / Learn / Wallets & Security

Wallets & Security

Hardware wallets, multisig, staying safe, biggest hacks — protect your crypto.

What is a crypto wallet?

Learn about what is a crypto wallet.

What is a hardware wallet?

Learn about what is a hardware wallet.

What is a multisig wallet?

Learn about what is multisig.

What Is the Safest Way to Hold Crypto?

Learn about safest way to hold crypto.

Staying safe in crypto

Learn about staying safe.

How people really lose crypto: complexity, drift, and forgotten approvals

Learn about how people lose crypto.

The biggest crypto hacks and exploits (2020–2025)

Learn about biggest crypto hacks.

Understanding risk in crypto

Learn about understanding risk.

Is crypto safe?

Learn about is crypto safe.

Privacy and security: why anonymity matters in crypto

Learn about crypto privacy and security.

Privacy, taxes, and regulation

Learn about privacy and regulation.

Best DeFi wallets (2026) — MetaMask, Rabby, Phantom, and more compared

Learn about best defi wallets.

CleanSky

Your DeFi bank app — track, manage, protect

New to crypto?

Track Bitcoin, Ethereum, Solana and any token across 50+ chains — CleanSky shows you everything in one dashboard. No sign-up, no wallet connection required.

Start learning →

Managing a DeFi portfolio?

Positions, yields, token approvals, real P&L, and risk exposure across every chain — CleanSky gives you the full picture your wallet can't. Built for multi-chain DeFi.

Explore DeFi tools →

Private. Safe. Yours.

The simplest way to track and understand your Bitcoin, Ethereum, Solana, and DeFi portfolio. CleanSky monitors every token across 50+ chains — your crypto, your data, zero tracking.

Open CleanSky →

Maybe crypto isn't for you.

Most people who invest in crypto lose money. Scams cost billions every year. The technology is complex, the markets are volatile, and nobody can guarantee returns. We built CleanSky to help you understand — not to convince you to invest. If after learning the risks you decide this isn't for you, that's the smartest decision you can make.

Still curious? →
Open CleanSky →
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