Skip to content
Tuesday, September 1 2026
BlockCodex
BlockCodex
Crypto insights, from Airdrops to Zero-Knowledge
  • Insights
  • On-Chain
  • Ecosystems
  • Security
  • Guides
  • Airdrops
  • Weekly
  • About BlockCodex
  • blog
  • Contact
  • Disclaimer
  • Home
  • Privacy Policy
  • Terms of Use
Blockcodex Theme SpeedBlog designed by WPInterface.
  • Home
  • Security

Category: Security

Analysis of smart contract risks, exploits, vulnerabilities, and security best practices in the crypto ecosystem.

Check NFT Approvals Before Signing a Marketplace Transaction
Posted in Security

Check NFT Approvals Before Signing a Marketplace Transaction

Estimated read time 11 min read
Posted on August 19, 2026August 19, 2026
by Blockcodex

Learning how to check NFT approvals before signing a marketplace transaction starts with understanding the permission you are actually granting.…

Learn More
How to Revoke Token Approvals After Using a DeFi App
Posted in Security

How to Revoke Token Approvals After Using a DeFi App

Estimated read time 11 min read
Posted on August 17, 2026August 17, 2026
by Blockcodex

Learning how to revoke token approvals matters most after the DeFi interaction is already finished. You may have approved USDC…

Learn More
Best Wallet Setup for Airdrops: 4 Safer Layers That Contain Risk
Posted in Security

Best Wallet Setup for Airdrops: 4 Safer Layers That Contain Risk

Estimated read time 15 min read
Posted on July 18, 2026July 18, 2026
by Blockcodex

The best wallet setup for airdrops is not one wallet. It is a route. At one end of that route,…

Learn More
Airdrop Farming Wallet Risk: 7 Hidden Ways Exposure Compounds
Posted in Security

Airdrop Farming Wallet Risk: 7 Hidden Ways Exposure Compounds

Estimated read time 15 min read
Posted on July 17, 2026July 17, 2026
by Blockcodex

The greatest danger in airdrop farming is rarely one obviously malicious website. It is the accumulation of ordinary-looking interactions. A…

Learn More
Ledger Security Setup: 7 Powerful Steps to Secure Crypto Without Overcomplicating It
Posted in Security

Ledger Security Setup: 7 Powerful Steps to Secure Crypto Without Overcomplicating It

Estimated read time 16 min read
Posted on June 19, 2026June 18, 2026
by Blockcodex

A good Ledger security setup should make crypto storage safer, not harder to manage. That distinction matters. Many investors buy…

Learn More
Why Wallet Separation in Crypto Is a Powerful Security Habit: 7 Reasons It Matters
Posted in Security

Why Wallet Separation in Crypto Is a Powerful Security Habit: 7 Reasons It Matters

Estimated read time 13 min read
Posted on June 18, 2026June 17, 2026
by Blockcodex

Wallet separation in crypto is one of the simplest security habits investors can build, yet it is often ignored. Most…

Learn More
What Is a Wallet Drainer in Crypto? 7 Critical Warning Signs
Posted in Security

What Is a Wallet Drainer in Crypto? 7 Critical Warning Signs

Estimated read time 11 min read
Posted on June 16, 2026June 15, 2026
by Blockcodex

A wallet drainer in crypto is a malicious tool or scam setup designed to trick users into signing permissions or…

Learn More
How to Check Token Approvals Before Using DeFi: 7 Smart Safety Steps
Posted in Security

How to Check Token Approvals Before Using DeFi: 7 Smart Safety Steps

Estimated read time 12 min read
Posted on June 15, 2026June 14, 2026
by Blockcodex

Learning how to check token approvals before using DeFi is one of the most important security habits in crypto. Most…

Learn More
Best Crypto Security Stack: 7 Practical Layers to Protect Digital Assets
Posted in Security

Best Crypto Security Stack: 7 Practical Layers to Protect Digital Assets

Estimated read time 9 min read
Posted on June 4, 2026June 4, 2026
by Blockcodex

The best crypto security stack is not the most complicated one. Many investors assume crypto security means buying several devices,…

Learn More
7 Smart Ways to Secure Your Crypto the Right Way in 2026
Posted in Security

7 Smart Ways to Secure Your Crypto the Right Way in 2026

Estimated read time 9 min read
Posted on April 20, 2026April 20, 2026
by Blockcodex

At some point, every crypto user realizes the same thing: Security is not as simple as it first seemed. In…

Learn More

Load More Posts

"BlockCodex is an independent crypto research platform covering on-chain data, blockchain ecosystems, security and long term analysis - without hype."

Blockcodex Theme SpeedBlog designed by WPInterface.