Developers Forum for XinFin XDC Network: Nolan Ngo

Essential Browser Extensions for Web3 Users

Nolan Ngo — Sun, 27 Jul 2025 09:04:43 +0000

Currently, there are many potential threats in blockchain and general cyberspace. Especially threats from scammers, always hiding under the guise of normal addresses and smart contracts to steal assets of normal users and investors. Sometimes even experienced and technically knowledgeable people can be fooled. So today I would like to introduce to everyone some essential tools in protecting and securing assets against threats from the crypto market. These tools are useful for both newbies and those who have experience in the field of blockchain and security.

I. MetaSuites

https://chromewebstore.google.com/detail/metasuites-builders-swiss/fkhgpeojcbhimodmppkbbliepkpcgcoo

Overview

Integrating 30+ popular Web3 and AI Tools, 300M+ Address Labels, and the Fund Flow Map into a single extension.

Sure! Here's a shortened version of your feature list while keeping the key points:

Key Features:

Fund Flow Charts: Visualize how funds move between addresses.
Address Labels: Identify millions of addresses (exchanges, scammers, hackers).
NFT Risk Radar: Assess on-chain, off-chain, and market risks of NFTs.
Risk Scores: Instantly view address risk levels.
Powerful Search: Find addresses, Txn hashes, NFTs, ENS names easily.
Approval Diagnosis: Flag risky or suspicious approvals.
Custom Time Zones: Match your local time.
NFT Market Info: View marketplaces and floor prices on Etherscan.
Tool Integration: Works with other top blockchain tools.
Data Export: Download Txn lists (CSV/JSON) from Etherscan.
Contract Tools: View private variables, quick param formatting, source/ABI download.
Alt Explorers: One-click access to Eden & Flashbots Explorers.
Variable Logs: Track any variable’s history.
Txn Simulation: Test transactions with Phalcon tools.
GPT-Powered Txn Explanation: Understand what a transaction does.
Funding Source & Proxy Logs: See contract funding and upgrade history.
Label Sync: Sync local labels with Phalcon Explorer.

How it works

MetaSuites provides enhanced features when users visit Etherscan, Basescan, Bscscan, and *scans of many other EVM-compatible blockchains. These features are transparently integrated into the blockchain explorers, improving the user experience in a natural and non-intrusive way.

Usage examples

1. Add more function for Etherscan

2. Add more function of third-party and labels wallet

https://etherscan.io/tx/0xd6582bbff8536bacbaea774736ca8f8fc8a7685412d0d151fa6619f0fea88849

3. Integrate chatGPT analyze

8. History change states of private variables

And many other functions

II. Scam Sniffer

https://chromewebstore.google.com/detail/scam-sniffer/mnkbccinkbalkmmnmbcicdobcmgggmfc

Overview

🛡️ Scam Sniffer - Web3 Security Guardian

🌟 The all-in-one web3 security solution protecting you from scams and malicious activities through real-time detection and alerts.
Our multi-layered protection includes:

🔒 First Layer Protection:

Web3 Safe Browsing with real-time malicious website detection
Blocklist database trusted by Binance, Rabby, Phantom, Bybit & more
Coverage: EVM, Solana, Sui, Ripple, BTC, TON & TRON ecosystems

💫 Second Layer Protection:

Real-time signature security checks
NFT listing/offer verification
Token approval monitoring
Clear transaction simulation

🔐 Comprehensive Protection:

X (Twitter) phishing alerts
Telegram Fake bot alerts
Social engineering prevention
Frontend compromise protection
Malware detection (fake apps, games, browsers)

✨ Key Features:

Real-time threat detection
User-friendly interface
Multi-chain support
Community-driven platform

1. Twitter Phishing Warning

2. Prevent access malicious web in browser

3. Prevent telegram bot verify fake

4. Verify transaction before user confirm + include signature when sign

https://etherscan.io/token/0x95aD61b0a150d79219dCF64E1E6Cc01f0B64C4cE#writeContract

5. Scam sniffer also support API allow integrate anywhere by call API
https://docs.scamsniffer.io/reference/getaddresscheck

III. Web3 Antivirus

https://chromewebstore.google.com/detail/web3-antivirus-protect-cr/inejiiekmjkmphgjjehhcmkpjncboodn

Overview

Protects your wallet from scams, phishing & drainers. Detects threats and blocks attacks before you sign a transaction.
Web3 Antivirus adds a critical security layer whenever you connect your crypto wallet or browse websites. By simulating transactions and proactively detecting phishing attempts, it automatically warns you about potential risks before you connect your wallet or sign anything. In Web3, one wrong signature can cost you all your crypto. Web3 Antivirus shows you exactly what you’re signing and highlights the consequences if you approve a suspicious transaction.

How it protects you:

🛡️Transaction analysis

Protects against 60+ scam types: honeypots, wallet drainers, malicious transactions, fake tokens, poisoning attacks, and more.
Simulates transactions to show the potential outcome and flags dangerous ones.

🛡️Crypto phishing protection

Phishing and impersonation are among the most common scams in Web3.
Web3 Antivirus instantly alerts you if you’re about to enter a phishing site, keeping your wallet and tokens safe.

🛡️Risky open approvals and wallet health dashboard

Revoke high-risk token approvals.
Review your Web3 activity and frequently used dApps.
Evaluate any wallet address before interacting, all from one convenient dashboard.

1. Prevent scam - malicious transaction before confirm

Simulate - Visualized transaction before send

2. Alert scam - phishing - Poisoning risk

3. Score wallet on Etherscan

Full information on dashboard of Web3 Antivirus

https://dash.web3antivirus.io/?address=0x4aae2f2352f6f424c24d63c78b91a116f8466c82&scoringType=Toxic+score

4. Prevent access link phishing on browser

When you access phishing link or malicious URLs Web3 Antivirus will prevent you

And especially important it is an open source tool everyone can freely check and contribute to it here.

https://github.com/web3-antivirus/chrome-extension

IV. Sentio

https://chromewebstore.google.com/detail/sentio/kkdofmcnddcnldoingfpiojnnkdcbhnf

This is also a pretty good tool like MetaSuites that I use regularly every day. It supports many features for users right on the browser we always use. Just add them without forcing us to switch to a new page.

Overview

Modern monitoring, alerting, log management and debugging for decentralized applications.

Sentio etherscan plugin to provide better transaction view and contract reading experience

1. Show flow assets and steps run of transaction

Always displayed in the bottom of Etherscan when viewing transaction details page

2. Detect MEV - Sandwich transaction

In history transaction we can see alert about MEV - Sandwich transaction

Directly open it as a browser sidebar and view without going directly to a new page.

3. Debug - Simulate transaction

This feature is supported by both Sentio and MetaSuites . They are both very convenient and helpful for me.

On Sentio
On MetaSuites

Debug is also a great feature.

Summary

Above are the tools that I still use every day and find very useful. So I want to share them so that everyone can have more convenient and secure Web3 exprience. They will be very necessary for you if you have to interact a lot with blockchain through the browser. Nice to meet you again in the next articles. Goodbye and see you again.

Introductions XDC Network Monitoring System

Nolan Ngo — Tue, 15 Apr 2025 10:08:05 +0000

In today's digital world, blockchain networks have become vital infrastructure for businesses and users alike. The XDC Network is one such blockchain platform that powers various applications and services. But how do we ensure this network stays healthy and performs well? That's where the XDC Monitoring System comes in.

What is the XDC Monitoring System?

Think of the XDC Monitoring System as a health tracker for the blockchain. Just like how a fitness watch keeps tabs on your heart rate and activity levels, this system constantly watches different parts of the XDC Network to make sure everything is running smoothly.

This watchful system checks many aspects of the network – from how quickly new information is being recorded to whether the connection points are responding properly. When something doesn't look right, it quickly alerts the team so they can fix issues before users even notice them.

Why is Monitoring Important?

Imagine driving a car without a dashboard – you wouldn't know how fast you're going, if you're running out of fuel, or if the engine is overheating. Similarly, a blockchain network needs constant monitoring to:

Make sure transactions are being processed reliably
Catch and fix problems quickly before they affect users
Keep the network secure and stable
Show clearly how the network is performing
Help plan for future improvements

Key Components of the XDC Monitoring System

1. Block Monitoring

What it does: Watches how blocks (groups of transactions) are being created and processed across the network.

In simple terms:

Tracks how quickly new blocks are being added to the blockchain
Checks if blocks contain the expected information
Counts how many transactions each block contains
Compares block information across different network connection points
Automatically switches to backup connections if the main ones fail

Why it matters:
Block monitoring ensures that the core function of the blockchain - recording transactions - is working properly. If blocks start taking too long to process or contain errors, it could mean users' transactions are being delayed.

2. RPCs Monitoring ( Status + Performance RPCs )

What it does: Checks the health and performance of the connection points (called RPC endpoints) that applications use to interact with the blockchain.

In simple terms:

Tests if the connection points are responding with sophisticated multi-method verification
Measures how quickly they respond (latency monitoring with threshold alerting)
Monitors network health through peer count tracking with dynamic baselines
Checks both standard connections and specialized WebSocket connections with comprehensive validation
Verifies that supporting services like block explorers and faucets are accessible
Adapts testing frequency automatically - problematic endpoints get checked more often
Performs direct port checking to validate basic network connectivity
Uses batch processing to efficiently test multiple endpoints without overwhelming the system

Why it matters:
If these connection points fail, applications built on XDC (like wallets or trading platforms) would lose their connection to the blockchain. The advanced adaptive monitoring system ensures quick detection of issues and faster recovery, maintaining reliable network access for both developers and users. The system can also identify subtle problems like declining peer counts before they cause complete failures.

3. Transaction Monitoring

What it does: Actually sends test transactions through the network to verify the entire process works end-to-end.

In simple terms:

Maintains special test accounts with small amounts of XDC
Regularly sends small test transactions between these accounts
Deploys simple test contracts to verify smart contract functionality
Tracks how long it takes for transactions to be confirmed
Monitors test wallet balances to ensure testing can continue

Why it matters:
This is like a "secret shopper" program for the blockchain - by actually using the network regularly with real transactions, it confirms that everything is working from a user's perspective, not just from a technical standpoint.

4. Consensus Monitoring

What it does: Observes how the network reaches agreement on transactions and blocks.

In simple terms:

Monitors the performance of masternodes (special computers that validate transactions)
Tracks when masternodes miss their turn to produce blocks
Watches how the network handles transitions between epochs (time periods)
Identifies nodes that are frequently penalized for poor performance
Ensures the overall consensus mechanism is stable and secure

Why it matters:
The consensus mechanism is the heart of any blockchain - it's how the network agrees on which transactions are valid. Monitoring this process helps maintain the security and decentralization of the XDC Network.

Alert System: Responding to Issues Quickly

When the monitoring system detects something unusual, it needs to notify the right people quickly. The XDC Monitoring System includes a smart alert system that:

Groups issues by how serious they are (critical errors, warnings, or just FYI notices)
Sends alerts through multiple channels (dashboard notifications, Telegram messages, and webhooks)
Routes alerts to different groups based on which part of the network is affected
Prevents "alert fatigue" by limiting duplicate messages
Provides detailed information to help diagnose and fix the problem

For example, if block times suddenly increase (meaning transactions are processing more slowly), the system would immediately send an alert with details about when this started and how severe the slowdown is.

The system also creates weekly summary reports that show patterns and trends, helping the team identify recurring issues or areas for improvement.

Visualization: Making Data Understandable

All the data collected by the monitoring system is stored and displayed using helpful tools:

Time-series metrics are stored in a specialized database (InfluxDB)
Interactive dashboards display real-time and historical data (Grafana)
Visual indicators show the health of different components at a glance
Historical trends help identify gradual changes in performance

These visualizations allow both technical and non-technical team members to understand the network's performance and quickly spot issues.

Multi-Network Support

The XDC blockchain ecosystem includes multiple networks:

Mainnet: The primary XDC network where real transactions occur
Testnet (Apothem): A testing environment for developers

The monitoring system watches both networks simultaneously, with separate alerts and statistics for each. This dual monitoring ensures that both production users and developers have reliable network access.

Benefits of the XDC Monitoring System

For users and stakeholders of the XDC Network, the monitoring system provides several important benefits:

Increased Reliability: Issues are identified and resolved quickly, minimizing disruption
Better Transparency: Clear visibility into network performance builds trust
Improved Performance: Ongoing monitoring helps identify optimization opportunities
Enhanced Security: Abnormal patterns that could indicate security issues are quickly detected
Future-Proofing: Historical data guides network upgrades and scaling decisions

Conclusion

The XDC Monitoring System serves as the vigilant guardian of the XDC Network, constantly watching to ensure the blockchain operates smoothly, securely, and efficiently. By combining multiple monitoring approaches with intelligent alerting and visualization, it helps maintain the health of the network that many users and applications depend on.

For blockchain networks like XDC to achieve mainstream adoption, this kind of comprehensive monitoring is essential - it provides the reliability and stability that businesses and users expect from critical infrastructure. The XDC Monitoring System demonstrates a commitment to maintaining a professional, enterprise-grade blockchain platform that stakeholders can trust.

Developers Forum for XinFin XDC Network: Nolan Ngo

Essential Browser Extensions for Web3 Users

I. MetaSuites

Overview

Key Features:

How it works

Usage examples

1. Add more function for Etherscan

2. Add more function of third-party and labels wallet

3. Integrate chatGPT analyze

4. Functions for smart contract not yet verify

5. Proxy history upgrade

6. Add some functions for proxy contract

7. Show variables private of smart contract and history changes

8. History change states of private variables

II. Scam Sniffer

III. Web3 Antivirus

Overview

How it protects you:

IV. Sentio

Summary

Introductions XDC Network Monitoring System

What is the XDC Monitoring System?

Why is Monitoring Important?

Key Components of the XDC Monitoring System

1. Block Monitoring

2. RPCs Monitoring ( Status + Performance RPCs )

3. Transaction Monitoring

4. Consensus Monitoring

Alert System: Responding to Issues Quickly

Visualization: Making Data Understandable

Multi-Network Support

Benefits of the XDC Monitoring System

Conclusion