Online Antivirus

Download Virus Scanner

Auto scan all the download files against well-known anti-viruses using VirusTotal API. Want to check if a file you downloaded is a virus? Just install our software extension today and you can use 20+ antivirus softwares to scan the suspected file. Steps to check your file for viruses Install our extension Get an API key from Virustotal Upload your file and let over 20+ antivirus software scan the file This would allow you to have a good idea on whether the file is a virus or not. The service is 100% free and takes a few minutes to scan your file. The file you upload will be scanned by reputable antivirus software such as - Avast - AVG - BitDefender - Mcafee - TrendMicro - Symantec and many more antivirus brands. Try it out today

CyberGuard - Online Privacy & Security Protection

Free online security scanner. Detects network threats, unsecured WiFi, trackers, and AI risks. No ads, no tracking, no paywalls. CyberGuard keeps you safe online without collecting your data, showing ads, or locking features behind a paywall. It's completely free. We built CyberGuard because online security tools are either too complicated or too expensive. This extension runs security checks on your network and browser to catch threats before they become problems. When something looks risky, you get a straightforward alert with clear steps to fix it. Everything runs locally on your device. We don't track what you do, store your data, or sell your information. Your privacy is yours. We believe security shouldn't be a luxury. Download CyberGuard today and browse with confidence. 🌟 Key Features 🔐 Real-Time Threat Detection Scans for common cyber risks like unsecured WiFi, MITM attacks, DNS hijacking, ARP spoofing, port scans, WebRTC IP leaks, HTTPS connection status, TLS certificate validation, and open ports on your network. 📡 WiFi & Network Safety Automatically checks for insecure or fake public WiFi networks that could compromise your data. Verifies VPN and proxy connections to ensure you're truly protected. 🕵️‍♂️ Tracker & Fingerprinting Blocker Blocks ad trackers, cross-site cookies, and fingerprinting scripts to protect your identity online. Monitors clipboard access and detects JavaScript injection attempts. 🤖 AI Security & API Protection Warns you if websites have exposed AI keys from OpenAI, Anthropic, Google AI, and other providers. 🔍 AI Traffic Monitoring Spots suspicious activity when you use ChatGPT, Claude, and similar tools. Blocks cross-origin injection attempts targeting AI applications. 🚨 Sensitive Data Alerts Warns you before submitting personal info to AI services. Scans input fields for sensitive data like passwords, credit cards, and personal identifiers. 📁 File Privacy Scanner Checks files for location data and personal details before upload. Detects metadata that could expose your privacy when sharing documents. 🛡️ Session Protection Guards your conversations on AI platforms from hijacking attempts. Protects against session theft on ChatGPT, Claude, Gemini, and other AI services. ⚔️ Prompt Injection Defense Protects against malicious prompts trying to manipulate AI tools with optional LockLLM integration for advanced AI security scanning. 🎥 Webcam & Mic Monitoring Get notified if any site attempts to access your webcam or microphone without your knowledge. ⚡ One-Click Scan with Smart Alerts Quickly check your current connection for vulnerabilities and get easy-to-follow fix suggestions, no tech skills needed. Most scans finish in under 5 seconds. 📊 Performance Tools Built-in internet speed test and connection quality monitoring to help you understand your network performance. ☁️ Sync Across Devices Save your security preferences via Chrome Sync, totally private, no personal data shared. 1. Zero Data Collection We don't track your browsing, collect your information, or send data to any servers. All security checks run on your device. The only time data leaves your browser is when you use the optional LockLLM integration, and that's only the text you're scanning, nothing else. 2. Built for Everyday Users CyberGuard is simple, intuitive, and doesn't require any technical knowledge to use or understand. Clear explanations and actionable steps for every alert. 3. Detects More Than Just Ads Unlike basic blockers, CyberGuard scans your network environment and browser activity for real cyber threats including MITM attacks, DNS hijacking, and AI-specific vulnerabilities. 4. Fast & Lightweight Optimized for performance so your browsing stays fast and smooth, with no lag or heavy memory use. Uses minimal resources and won't slow down your browser. 5. Transparent & Trustworthy Open about what we do and what we don't. No dark patterns, trackers, or sketchy upsells. No analytics, no tracking pixels, no "anonymized" data collection. 📈 Perfect For: - Remote workers who connect to public WiFi - Privacy-conscious users who want more than just ad blocking - Developers and security researchers testing systems - Students on university networks - AI users who want to protect their prompts and API keys - Anyone who wants straightforward protection without technical knowledge or paying for subscriptions 📥 Get Started 1. Install CyberGuard 2. Click the icon and hit Scan 3. Review any alerts and follow the fix steps 4. (Optional) Add your LockLLM API key in Settings for AI security features AI Security Features We added a full suite of AI-specific security checks: • Detects exposed API keys for OpenAI, Anthropic, Google AI, and other providers • Monitors AI platform traffic for suspicious patterns • Scans for sensitive data in input fields before you submit • Browser AI Guard integration with LockLLM API for real-time prompt injection detection • Protects against session hijacking on ChatGPT, Claude, Gemini, and other AI platforms • Blocks cross-origin prompt injection attempts Enhanced Privacy • File metadata scanner warns about location data and personal info in uploads • Improved clipboard protection • Better fingerprinting detection UI Improvements • Cleaner settings interface with organized sections • API key configuration for LockLLM integration • Real-time connection testing • Better error messages and status indicators Download CyberGuard today and browse with confidence.

LinkShield

LinkShield helps you identify unsafe websites and links to keep you safer online. ---- Short Description (Summary): Browsing in 2026 requires more than a filter. LinkShield is Audit-Validated (100% detection rate) against modern phishing, BitB, and WebTransport threats. Experience the new gold standard in real-time AI security. ---- Full Description: Do you want to browse the internet with absolute peace of mind? Meet LinkShield, your personal digital bodyguard designed for maximum online security and safety. Cyber threats are evolving. Fraudsters now hide malicious links inside images, QR codes, or use "look-alike" characters (homoglyphs) to impersonate your bank or favorite services. LinkShield is the only extension that unmasks these hidden dangers using technology that goes far beyond standard security. Why choose LinkShield Security? 🛡️ Proactive Background Analysis (Premium): We scan websites and scripts in the background, blocking dangerous domains before the page even finishes loading. 📱 QR Code Protection: See a QR code on your screen? LinkShield instantly verifies the destination's safety before you are redirected. 🔡 Advanced Homoglyph Detection: We detect characters from foreign alphabets (like the Turkish 'ı') used to spoof famous brands like PayPal, Microsoft, or your local bank. ⚡ Seamless Performance: Thanks to our optimized scanner, you won't experience any browser lag. High-end security without compromising speed. Safe Internet for Everyone Whether you are working, banking, or shopping, LinkShield provides the essential security you need. Stop phishing ads in search results and navigate with confidence. Install LinkShield today and experience the new gold standard in online safety.

Sapher Shield

Sapher is your ultimate digital guardian protecting your identity and devices on every website you visit. Sapher Shield: Click-by-Click Protection Against Scams and Hackers What is Sapher Shield? Sapher Shield is your personal cyber-guard that checks every website, link and attachment for legitimacy. Just as you'd want someone to warn you if you're about to trip over something, Sapher Shield alerts you before you accidentally share information with scammers, download a malicious attachment or spend on a fraudulent website. Constantly updates with the advanced cyber intelligence to catch new scams that slip past standard security Multiple device protection: one account can protect all your browsers. Shop, Click, and Browse Without Second Guessing Every day, we’re exposed to over 130 potential threats through web browsing alone. With 20-40 emails landing in your inbox daily, it only takes one convincing scam to slip through. In 2023, Australians lost over $477 million to online scams, and 1.8 million people experienced card fraud - that's nearly 1 in 10 Australians. Modern scammers use AI and sophisticated tools to: Real Time Protection for Today’s Online Threats Most people think they're protected because they have antivirus software and use a VPN or their browser's built-in security. Here's why that's no longer enough: While a VPN protects how your data travels, it can't prevent you from: Shopping on a fake website and inadvertently sending information to criminal sources Malware or ransomware from infecting your device Protect your accounts if your login credentials are compromised. Checks every site as you visit it Validates payment pages before you enter personal details Alerts you to potential risks before you share any information. Don't wait for your antivirus to tell you that you've been compromised. Let Sapher Shield protect you from the start. Getting Started is Simple Add Sapher Shield to Chrome Create your account (just name and email required) Start browsing with confidence We don't collect your browsing history or personal data - we're here to protect your information, not gather it. The Sapher Shield Difference While banks might reimburse you for fraud, they can't give back the hours spent fixing your accounts, updating your logins, and dealing with compromised personal information. Sapher Shield prevents these headaches from happening. Take action before you get scammed. Join the thousands of Australians who browse without nagging doubts, knowing Sapher Shield is checking every click.