Blog

Guías de seguridad

Guide

A Web3 security checklist to run before every signature

One short mental checklist, used every time, prevents the majority of avoidable losses.

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Guide

Understanding gas so scams cannot exploit your confusion

Scams often hide behind fee confusion. Basic gas literacy removes that leverage.

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Awareness

Recovery scams: the second wave after a loss

After a theft, scammers target victims again with fake "fund recovery" services.

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Guide

Getting the most safety out of a hot wallet

Hot wallets are necessary for daily use. These habits keep them from becoming a liability.

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Security

The four signatures behind most wallet drains

A handful of signature types cause most losses. Memorize them and you can stop the worst.

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Guide

Hardening your browser for Web3

Your browser is where most wallet interactions happen. A few settings reduce your attack surface.

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Guide

DeFi risk beyond phishing: smart contract and protocol risk

Even safe behavior cannot remove protocol risk. Understanding it helps you size positions.

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Awareness

Why scam tokens show up in your wallet history

Unsolicited tokens in your history are usually bait. Here is what to do with them.

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Guide

Private key storage: what to do and what to never do

Your private key and seed phrase demand offline, redundant, private storage. Here is the standard.

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Security

Fake liquidity pools and honeypot tokens

Some tokens let you buy but never sell. Here is how honeypots trap buyers.

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Guide

Testnets and airdrops: staying safe while farming

Airdrop farming pushes users to many new dapps fast — exactly where drainers wait.

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Guide

Setting approval limits instead of unlimited access

When an app lets you cap an approval, take it. It is a simple, powerful safety habit.

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Awareness

Romance scams that end in crypto losses

Emotional manipulation is the vehicle; crypto is just the payout. Know the pattern.

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Guide

Using a block explorer to double-check anything on-chain

A block explorer is a free tool that turns confusion into facts. Learn the basics.

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Guide

Wallet connection hygiene: connect less, stay safer

Every site you connect to is a little more exposure. Minimizing connections reduces risk.

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Awareness

How to spot a crypto phishing email

Fake exchange and wallet emails are a top entry point. A few checks expose them.

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Guide

Withdrawing from an exchange safely: avoiding costly mistakes

A wrong address or network on withdrawal can lose funds permanently. Check twice.

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Security

Fake NFT mint sites and how drainers exploit hype

During a hot mint, fake sites appear within minutes. Speed is the attacker ally.

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Security

Dusting attacks: tiny transfers that track and target you

A dust of tokens can be a tracking tag or the first step of a scam. Here is what it means.

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Awareness

Pig butchering scams: long cons that target crypto holders

These scams build trust over weeks before the ask. Recognizing the arc protects you.

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Awareness

"Send 1, get 2 back": why crypto giveaway scams never pay

The oldest trick in crypto still works because it looks official. Here is the anatomy.

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Guide

Reading wallet signature requests without getting lost

The wallet pop-up tells you what you are about to authorize — if you know how to read it.

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Guide

What to do immediately after a wallet is compromised

Fast, correct action after a drain can save whatever remains. Here is the order of operations.

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Security

Fake browser and wallet update prompts that install malware

A pop-up urging you to update can be the malware itself. Here is how to tell.

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Guide

A safe first week in DeFi: a beginner checklist

New users are targeted hardest. A few habits from day one prevent most disasters.

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Awareness

Social engineering: the human side of crypto theft

Most successful attacks exploit trust and urgency, not code. Recognizing the tactics is your defense.

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Guide

Using an approval checker: a monthly habit worth keeping

A quick monthly review of your approvals closes risks before they are exploited.

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Security

Cross-chain bridges: convenience with concentrated risk

Bridges move assets between chains but have been among the biggest hack targets. Use them carefully.

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Awareness

NFT scams beyond theft: wash trading and fake floors

Not every NFT risk is a drainer. Manipulated prices can cost you just as much.

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Guide

Cold vs hot wallets: how to split your crypto for safety

Keeping everything in one hot wallet is a single point of failure. A simple split reduces risk a lot.

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Awareness

Gas fee and "wallet validation" scams explained

Some scams ask for a small fee or "validation" to unlock funds. The fee is the theft.

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Awareness

Fake support: why real help never slides into your DMs

Impersonators posing as support are behind countless drains. The rule is simple once you know it.

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Guide

Multisig wallets: stronger protection for serious holdings

Requiring multiple approvals for a transaction removes the single point of failure. Here is the idea.

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Awareness

Look-alike domains: the one-character trick behind most phishing

Swapped letters and extra words turn a trusted name into a trap. Train your eye to catch them.

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Guide

How to check a smart contract before you interact with it

A few quick checks on a block explorer can reveal whether a contract is safe to touch.

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Security

Malicious contracts disguised as routine DeFi actions

A "swap" or "stake" button can hide a drainer. Understanding the signature protects you.

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Security

SIM swapping: why SMS 2FA can lose you your crypto

Attackers hijack your phone number to defeat SMS codes and reset accounts. Here is how to harden up.

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Awareness

Rug pulls: warning signs before a project disappears with your money

A rug pull looks like a promising project until the team drains liquidity and vanishes. Spot it early.

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Security

Fake wallet extensions in browser stores: how to avoid them

Malicious copies of popular wallets slip into extension stores. Installing one hands over everything.

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Awareness

Why most wallet drains start in Discord and Telegram

The link that empties a wallet usually arrives in a chat, not a search. Here is the pattern.

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Security

Permit and Permit2: the gasless signatures attackers love

These off-chain signatures do not show up in your transaction history — which is exactly why they are abused.

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Security

Drainer-as-a-service: how modern wallet theft is industrialized

Wallet drainers are now sold as ready-made kits. Understanding the model helps you defend against it.

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Guide

Seed phrase safety: rules that actually keep you safe

Your seed phrase is the master key to everything. One leak and it is over. Here is how to guard it.

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Security

Clipboard hijacking: malware that swaps the address you paste

Some malware silently replaces a copied crypto address with the attacker one. Here is how to catch it.

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Awareness

How fake airdrop scams drain wallets

Unexpected tokens appear in your wallet. Claiming them is the trap. Here is what really happens.

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Guide

Hardware wallets: what they protect against and what they do not

A hardware wallet is powerful but not magic. Knowing its limits keeps you from a false sense of safety.

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Security

Ice phishing: the approval scam that empties wallets quietly

Ice phishing does not steal your keys. It tricks you into approving a malicious contract. Learn to spot it.

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Guide

How to revoke token approvals and clean up your wallet

Old approvals pile up silently and stay exploitable. Here is how to find and remove them.

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Security

What is address poisoning and how to avoid it

Attackers seed your transaction history with look-alike addresses hoping you copy the wrong one. Here is how it works.

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Security

Why setApprovalForAll can cost you your entire NFT collection

One signature can hand over every NFT in a collection. Here is when it is normal and when it is a trap.

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Security

How token approvals drain wallets — and how to revoke them

Most wallet drains do not steal your keys. They abuse an approval you signed. Here is how approvals work and how to take them back.

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WalletConnect

What is WalletConnect and how to use it safely

WalletConnect links your wallet to dapps. Used carelessly it can also link you to a drainer. Here is how to stay safe.

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Awareness

Seven phishing red flags every Web3 user should know

Learn the warning signs that a site or message is trying to drain your wallet.

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Guide

How to verify a crypto website before connecting your wallet

A quick checklist to tell a real crypto site from a phishing clone.

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Security

What is a wallet drainer and how to protect yourself

Wallet drainers trick you into signing away your assets. Here is how they work and how to stay safe.

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Perps

Hyperliquid phishing explained

How Hyperliquid phishing scams work and how to stay safe.

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Perps

dYdX phishing explained

How dYdX phishing scams work and how to stay safe.

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Perps

GMX phishing explained

How GMX phishing scams work and how to stay safe.

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Perps

Jupiter phishing explained

How Jupiter phishing scams work and how to stay safe.

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Perps

Drift Protocol phishing explained

How Drift Protocol phishing scams work and how to stay safe.

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Perps

Vertex Protocol phishing explained

How Vertex Protocol phishing scams work and how to stay safe.

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Perps

Aevo phishing explained

How Aevo phishing scams work and how to stay safe.

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Perps

Aster phishing explained

How Aster phishing scams work and how to stay safe.

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Perps

Perpetual Protocol phishing explained

How Perpetual Protocol phishing scams work and how to stay safe.

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Perps

Kwenta phishing explained

How Kwenta phishing scams work and how to stay safe.

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Perps

Synthetix phishing explained

How Synthetix phishing scams work and how to stay safe.

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Perps

Level Finance phishing explained

How Level Finance phishing scams work and how to stay safe.

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DEX

Uniswap phishing explained

How Uniswap phishing scams work and how to stay safe.

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DEX

PancakeSwap phishing explained

How PancakeSwap phishing scams work and how to stay safe.

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DEX

SushiSwap phishing explained

How SushiSwap phishing scams work and how to stay safe.

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DEX

Curve Finance phishing explained

How Curve Finance phishing scams work and how to stay safe.

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DEX

Balancer phishing explained

How Balancer phishing scams work and how to stay safe.

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DEX

1inch phishing explained

How 1inch phishing scams work and how to stay safe.

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DEX

Matcha phishing explained

How Matcha phishing scams work and how to stay safe.

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DEX

ParaSwap phishing explained

How ParaSwap phishing scams work and how to stay safe.

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DEX

OpenOcean phishing explained

How OpenOcean phishing scams work and how to stay safe.

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DEX

KyberSwap phishing explained

How KyberSwap phishing scams work and how to stay safe.

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DEX

Odos phishing explained

How Odos phishing scams work and how to stay safe.

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DEX

Rango Exchange phishing explained

How Rango Exchange phishing scams work and how to stay safe.

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DEX

LiFi phishing explained

How LiFi phishing scams work and how to stay safe.

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DEX

Symbiosis phishing explained

How Symbiosis phishing scams work and how to stay safe.

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Bridge

Across Protocol phishing explained

How Across Protocol phishing scams work and how to stay safe.

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Bridge

Stargate Finance phishing explained

How Stargate Finance phishing scams work and how to stay safe.

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Bridge

LayerZero phishing explained

How LayerZero phishing scams work and how to stay safe.

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Bridge

Wormhole phishing explained

How Wormhole phishing scams work and how to stay safe.

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Bridge

Orbiter Finance phishing explained

How Orbiter Finance phishing scams work and how to stay safe.

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Bridge

Synapse phishing explained

How Synapse phishing scams work and how to stay safe.

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Bridge

Hop Protocol phishing explained

How Hop Protocol phishing scams work and how to stay safe.

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Bridge

Celer cBridge phishing explained

How Celer cBridge phishing scams work and how to stay safe.

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WalletConnect

WalletConnect phishing explained

How WalletConnect phishing scams work and how to stay safe.

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Wallet

MetaMask Portfolio phishing explained

How MetaMask Portfolio phishing scams work and how to stay safe.

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Wallet

Rabby Wallet phishing explained

How Rabby Wallet phishing scams work and how to stay safe.

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Wallet

Zerion phishing explained

How Zerion phishing scams work and how to stay safe.

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Wallet

Zapper phishing explained

How Zapper phishing scams work and how to stay safe.

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Wallet

DeBank phishing explained

How DeBank phishing scams work and how to stay safe.

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Wallet

Rainbow Wallet phishing explained

How Rainbow Wallet phishing scams work and how to stay safe.

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Scanner

DexScreener phishing explained

How DexScreener phishing scams work and how to stay safe.

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Scanner

DexTools phishing explained

How DexTools phishing scams work and how to stay safe.

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Scanner

Defined phishing explained

How Defined phishing scams work and how to stay safe.

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Scanner

GeckoTerminal phishing explained

How GeckoTerminal phishing scams work and how to stay safe.

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Scanner

Birdeye phishing explained

How Birdeye phishing scams work and how to stay safe.

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Scanner

DexGuru phishing explained

How DexGuru phishing scams work and how to stay safe.

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NFT

OpenSea phishing explained

How OpenSea phishing scams work and how to stay safe.

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NFT

Blur phishing explained

How Blur phishing scams work and how to stay safe.

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NFT

Magic Eden phishing explained

How Magic Eden phishing scams work and how to stay safe.

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NFT

Tensor phishing explained

How Tensor phishing scams work and how to stay safe.

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NFT

LooksRare phishing explained

How LooksRare phishing scams work and how to stay safe.

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NFT

X2Y2 phishing explained

How X2Y2 phishing scams work and how to stay safe.

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Lending

Aave phishing explained

How Aave phishing scams work and how to stay safe.

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Lending

Compound phishing explained

How Compound phishing scams work and how to stay safe.

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Lending

Maker phishing explained

How Maker phishing scams work and how to stay safe.

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Lending

Morpho phishing explained

How Morpho phishing scams work and how to stay safe.

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Lending

Venus phishing explained

How Venus phishing scams work and how to stay safe.

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Lending

Radiant phishing explained

How Radiant phishing scams work and how to stay safe.

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Lending

Spark Protocol phishing explained

How Spark Protocol phishing scams work and how to stay safe.

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Staking

Lido phishing explained

How Lido phishing scams work and how to stay safe.

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Staking

Rocket Pool phishing explained

How Rocket Pool phishing scams work and how to stay safe.

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Staking

Jito phishing explained

How Jito phishing scams work and how to stay safe.

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Staking

Marinade phishing explained

How Marinade phishing scams work and how to stay safe.

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Staking

EigenLayer phishing explained

How EigenLayer phishing scams work and how to stay safe.

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Yield

Pendle phishing explained

How Pendle phishing scams work and how to stay safe.

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Yield

Camelot phishing explained

How Camelot phishing scams work and how to stay safe.

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Yield

Raydium phishing explained

How Raydium phishing scams work and how to stay safe.

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Yield

Orca phishing explained

How Orca phishing scams work and how to stay safe.

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Yield

Meteora phishing explained

How Meteora phishing scams work and how to stay safe.

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Yield

Polkastarter phishing explained

How Polkastarter phishing scams work and how to stay safe.

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Yield

DAO Maker phishing explained

How DAO Maker phishing scams work and how to stay safe.

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Explorer

Etherscan phishing explained

How Etherscan phishing scams work and how to stay safe.

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Explorer

Basescan phishing explained

How Basescan phishing scams work and how to stay safe.

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Explorer

Arbiscan phishing explained

How Arbiscan phishing scams work and how to stay safe.

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Explorer

BscScan phishing explained

How BscScan phishing scams work and how to stay safe.

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Explorer

Solscan phishing explained

How Solscan phishing scams work and how to stay safe.

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Explorer

Tronscan phishing explained

How Tronscan phishing scams work and how to stay safe.

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Airdrop

Galxe phishing explained

How Galxe phishing scams work and how to stay safe.

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Airdrop

Layer3 phishing explained

How Layer3 phishing scams work and how to stay safe.

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Airdrop

Zealy phishing explained

How Zealy phishing scams work and how to stay safe.

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Airdrop

QuestN phishing explained

How QuestN phishing scams work and how to stay safe.

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Airdrop

Intract phishing explained

How Intract phishing scams work and how to stay safe.

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Research

CoinMarketCap phishing explained

How CoinMarketCap phishing scams work and how to stay safe.

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Research

CoinGecko phishing explained

How CoinGecko phishing scams work and how to stay safe.

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Research

Messari phishing explained

How Messari phishing scams work and how to stay safe.

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Research

Nansen phishing explained

How Nansen phishing scams work and how to stay safe.

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Research

Arkham phishing explained

How Arkham phishing scams work and how to stay safe.

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Research

Token Terminal phishing explained

How Token Terminal phishing scams work and how to stay safe.

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Guide

How to spot fake MetaMask sites

Identify phishing clones of MetaMask and protect your wallet.

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Guide

How to spot fake Uniswap sites

Identify phishing clones of Uniswap and protect your wallet.

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Guide

How to spot fake OpenSea sites

Identify phishing clones of OpenSea and protect your wallet.

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Guide

How to spot fake Phantom sites

Identify phishing clones of Phantom and protect your wallet.

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Guide

How to spot fake Lido sites

Identify phishing clones of Lido and protect your wallet.

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Guide

How to spot fake Blur sites

Identify phishing clones of Blur and protect your wallet.

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Guide

How to spot fake Aave sites

Identify phishing clones of Aave and protect your wallet.

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Guide

How to spot fake Arbitrum sites

Identify phishing clones of Arbitrum and protect your wallet.

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