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Description
Tosch Phishing Detection is a highly advanced browser extension designed to provide robust protection against phishing attacks specifically targeting Microsoft 365, Office, Outlook, Azure, and related login pages. It is engineered to defend both individual users and organizations by employing a sophisticated combination of static and dynamic threat intelligence, real-time content analysis, behavioral monitoring, and enforceable enterprise policy controls. This ensures that fraudulent login attempts and brand impersonation schemes are detected and blocked automatically, safeguarding sensitive credentials and preventing unauthorized access.
At its core, Tosch Phishing Detection continuously monitors active browser tabs, analyzing webpage content, form actions, script resources, and network requests for signs of phishing. The extension’s deep rule-based engine leverages cybersecurity expertise and open threat data to recognize known phishing patterns while dynamically adapting to new and evolving attack techniques. It specifically scrutinizes Microsoft branding usage, detecting abuses such as misspelled or obfuscated script files, suspicious URL structures, untrusted form submissions, and social engineering tactics often revealed through grammar errors and manipulated content. The extension also differentiates between malicious imitations and legitimate Microsoft login pages by validating key elements, form fields, resource origins, and Content Security Policy headers in real time.
For organizational environments, Tosch Phishing Detection offers enterprise-grade policy enforcement and flexible configuration management compatible with Chrome, Edge, and Firefox enterprise deployments. Administrators can tailor detection thresholds to block, warn, or monitor various risk levels while maintaining comprehensive control over how the extension operates across managed endpoints. Meanwhile, end-users benefit from an intuitive interface to customize detection settings, view security status, and receive clear explanations of all alerts and actions performed by the extension.
The user experience is streamlined yet thorough. Through the popup interface, users receive concise security status updates and quick access to pertinent actions. The options page provides detailed configuration controls, enabling users to adjust detection sensitivity, enable or disable specific rule sets, consult live security logs, or add exclusions. This transparency ensures all detection results and security decisions are understandable, empowering users to stay informed and in control without requiring technical expertise.
Furthermore, Tosch Phishing Detection emphasizes up-to-date protection by automatically fetching and updating lists of rogue OAuth applications and phishing signatures. This continuous updating mechanism keeps defenses aligned with the latest phishing tactics and cloud account threats. Thanks to this, both novices and IT professionals can confidently use the extension to strengthen their browser security when accessing Microsoft login pages, minimizing the risk posed by phishing and credential theft.
Key Features:
- Real-time detection of phishing attempts and brand impersonation targeting Microsoft 365, Office, Outlook, Azure, and related authentication pages.
- Advanced multi-layered rules engine combining signature matching, pattern recognition, and behavioral heuristics to maximize detection accuracy.
- Blocks form submissions to non-Microsoft domains when Microsoft branding is present, preventing credential leaks.
- In-depth content analysis identifying social engineering content, spelling mistakes, randomized or obfuscated scripts, CSS tricks, and suspicious URL formats.
- Validates legitimate Microsoft login page elements, resource origins, page headers, and Content Security Policy (CSP) directives to distinguish real from fake pages.
- Automatically updates blacklists of rogue OAuth applications to enhance cloud account protection.
- Enterprise-ready with policy management support for deployment in Chrome, Edge, and Firefox environments.
- User-friendly popup providing security alerts and quick summaries, plus detailed options with logs and customization.
- Zero trust methodology enforcing blocks or warnings for critical to medium risks, with monitoring of lower-risk anomalies.
- Configurable detection thresholds and modular rule sets allow balancing security and usability tailored to user needs.
How It Works:
1. Install Tosch Phishing Detection on your preferred browser—supports Chrome, Edge, and Firefox, with options for enterprise deployment.
2. When accessing any Microsoft-related login or authentication page, the extension scans all page elements, URLs, form actions, scripts, and resources in real time.
3. The internal rules engine evaluates authenticity by checking Microsoft branding, domain validity, key element presence, script characteristics, resource origins, and behavioral patterns.
4. If phishing is detected, the extension blocks the page or displays a clear warning to prevent credential theft; safe pages proceed without interruption.
5. Users and administrators can review detected threats, analyze security logs, and adjust detection sensitivity or create exceptions directly from the options interface.
6. For managed environments, administrators can enforce security policies, update rules, and monitor endpoint protection status through configurable schemas.
7. The extension continuously updates phishing signatures and suspicious OAuth app lists automatically to stay current with emerging threats.
Privacy: - No personal data collected. Security analysis is performed locally within your browser; no browsing history, credentials, or personal information are transmitted to external servers. See our privacy policy for full details.
Reviews
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Permissions (8)
Permissions
activeTabℹ Can access the current tab when you click the extension alarmsℹ Can schedule periodic background tasks identityℹ Can use your Google account identity identity.email scriptingℹ Can inject scripts into web pages storageℹ Can store data locally in your browser tabsℹ Can see your open tabs and their URLs webRequestℹ Can observe and analyze network traffic
Details
| Version | 1.1.2 |
| Updated | Mar 29, 2026 |
| Size | 3.57MiB |
| First Seen | Apr 1, 2026 |
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