Terms & Conditions
Last Updated: January 31, 2026
Welcome to AegisZero
These Terms & Conditions govern your use of AegisZero across all platforms including browser extensions (Chrome, Firefox) and mobile applications (Android, iOS). By creating an account or using our service, you agree to these terms.
Please read these terms carefully before using AegisZero.
1. Acceptance of Terms
By accessing or using AegisZero ("the Service"), including any of our browser extensions, mobile applications, or web interfaces, you agree to be bound by these Terms & Conditions ("Terms"). If you do not agree to these Terms, you must not use the Service.
These Terms apply to all users of the Service, regardless of the platform or device used to access it.
2. Service Description
2.1 What AegisZero Provides
AegisZero is a zero-knowledge secrets manager that enables you to:
- Securely store passwords, credentials, notes, and sensitive information
- Access your encrypted vault across multiple devices and platforms
- Share encrypted items with other AegisZero users
- Organize secrets using vaults and tags
- Store encrypted file attachments (up to 1MB per file)
- Enable two-factor authentication (2FA) for enhanced security
2.2 Zero-Knowledge Architecture
Critical Understanding: AegisZero operates on a zero-knowledge architecture. This means:
- All encryption and decryption occurs on your device (client-side)
- Your master password NEVER leaves your device
- We store only encrypted data and cannot decrypt it
- If you lose your master password, we CANNOT recover your data
- Even if our servers are compromised, your encrypted data remains secure
2.3 Invite-Only Access
AegisZero currently operates as an invite-only service. You must have a valid invite code to register an account.
3. User Accounts & Registration
3.1 Account Creation
To use AegisZero, you must:
- Be at least 13 years of age
- Provide a valid email address
- Create a strong master password
- Possess a valid invite code
- Accept these Terms & Conditions and our Privacy Policy
3.2 Account Security - Your Responsibility
YOU ARE SOLELY RESPONSIBLE FOR:
- Maintaining the confidentiality of your master password
- All activity that occurs under your account
- Backing up your master password securely
- Storing your 2FA backup codes in a safe location
- Notifying us immediately of any unauthorized access
WE CANNOT AND WILL NOT recover lost master passwords or decrypt your data.
3.3 Account Information Accuracy
You agree to provide accurate, current, and complete information during registration and to update such information as necessary to maintain its accuracy.
4. Acceptable Use Policy
4.1 Permitted Uses
You may use AegisZero to store and manage your personal or business credentials, passwords, and sensitive information in accordance with these Terms and applicable law.
4.2 Prohibited Uses
You agree NOT to use AegisZero to:
- Store or transmit any unlawful, harmful, threatening, abusive, harassing, defamatory, or otherwise objectionable material
- Store credentials or information obtained illegally or without authorization
- Violate any laws, regulations, or third-party rights
- Attempt to gain unauthorized access to the Service, other accounts, or computer systems
- Interfere with or disrupt the Service or servers/networks connected to the Service
- Use automated scripts, bots, or scrapers to access the Service
- Reverse engineer, decompile, or disassemble any portion of the Service
- Resell, sublicense, or redistribute the Service without our express written permission
- Use the Service to store malware, viruses, or malicious code
- Attempt to bypass any security measures, rate limiting, or access controls
4.3 Enforcement
We reserve the right to investigate violations of these Terms and take appropriate action, including account suspension or termination, with or without notice.
5. Data & Privacy
5.1 Privacy Policy
Your privacy is critical to us. Please review our Privacy Policy, which explains how we handle your data and is incorporated into these Terms by reference.
5.2 Data Encryption & Storage
Your data is encrypted using industry-standard encryption algorithms (AES-256-GCM) before being transmitted to and stored on our servers. We store only encrypted data and associated metadata necessary to operate the Service.
5.3 Data Portability & Deletion
- Export: You may export all your account data at any time via the data export feature
- Deletion: You may delete your account at any time, which will permanently remove all associated data within 30 days
5.4 No Warranty of Data Recovery
Due to our zero-knowledge architecture, if you lose your master password or 2FA backup codes, we cannot recover your encrypted data. While we maintain backups of encrypted data for disaster recovery, these backups are useless without your master password.
6. Intellectual Property Rights
6.1 AegisZero Ownership
The Service, including all software, designs, text, graphics, logos, and other content (excluding your encrypted data), is owned by AegisZero and protected by copyright, trademark, and other intellectual property laws.
6.2 Your Data Ownership
You retain all ownership rights to the data you store in AegisZero. By using the Service, you grant us a limited license to store and transmit your encrypted data solely for the purpose of providing the Service.
6.3 Trademarks
AegisZero, the AegisZero logo, and other marks are trademarks of AegisZero. You may not use these trademarks without our prior written permission.
6.4 Open Source Components
The Service may incorporate open source software components, which are licensed under their respective open source licenses. These licenses are available upon request.
7. Subscription & Billing
7.1 Service Access
AegisZero is currently in beta and operates as an invite-only service. Future pricing models and subscription tiers may be introduced with advance notice to users.
7.2 Future Billing Terms
If paid subscription plans are introduced in the future:
- You will be notified at least 30 days in advance
- Existing users during beta may receive preferential pricing or grandfathered access
- Billing terms, refund policies, and payment processing will be clearly disclosed
- You may cancel your subscription at any time before charges apply
8. Third-Party Services & Platform Stores
8.1 Browser Extension Stores
Our browser extensions are distributed through third-party platforms (Chrome Web Store, Firefox Add-ons). Your use of these platforms is subject to their respective terms of service:
- Chrome Web Store: Google's terms of service apply
- Firefox Add-ons: Mozilla's terms of service apply
8.2 Mobile App Stores
Our mobile applications (when launched) will be distributed through:
- Google Play Store: Google's terms of service apply
- Apple App Store: Apple's terms of service apply
8.3 No Liability for Third-Party Platforms
We are not responsible for the policies, practices, or availability of third-party platforms. Any issues with downloading, installing, or accessing the Service through these platforms should be directed to the respective platform provider.
9. Service Availability & Modifications
9.1 Service Availability
We strive to provide reliable, continuous service, but we do not guarantee that the Service will be:
- Available at all times without interruption
- Error-free or free from bugs or vulnerabilities
- Compatible with all devices, browsers, or operating systems
- Immune to security threats or unauthorized access attempts
9.2 Maintenance & Downtime
We may perform scheduled or emergency maintenance that temporarily interrupts Service availability. We will attempt to provide advance notice of scheduled maintenance when possible.
9.3 Service Modifications
We reserve the right to modify, suspend, or discontinue any aspect of the Service at any time, with or without notice. We are not liable for any modification, suspension, or discontinuation of the Service.
9.4 Updates & Upgrades
We may release updates to improve security, fix bugs, or add features. Some updates may be mandatory for continued use of the Service. You are responsible for keeping your client applications (browser extensions, mobile apps) up to date.
10. Disclaimers & Limitations of Liability
10.1 No Warranty
THE SERVICE IS PROVIDED "AS IS" AND "AS AVAILABLE" WITHOUT WARRANTIES OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO:
- Warranties of merchantability, fitness for a particular purpose, or non-infringement
- Warranties that the Service will be uninterrupted, secure, or error-free
- Warranties regarding the accuracy or reliability of any information obtained through the Service
- Warranties that defects will be corrected
10.2 Limitation of Liability
TO THE MAXIMUM EXTENT PERMITTED BY LAW:
- AegisZero shall not be liable for any indirect, incidental, special, consequential, or punitive damages
- This includes damages for lost profits, lost data, business interruption, or loss of goodwill
- Our total liability to you for any claims arising from your use of the Service shall not exceed the amount you paid to us (if any) in the 12 months preceding the claim
- Some jurisdictions do not allow exclusion of certain warranties or limitations of liability, so these limitations may not apply to you
10.3 Data Loss Disclaimer
YOU ACKNOWLEDGE AND AGREE THAT:
- We are not responsible for data loss resulting from forgotten master passwords
- We cannot decrypt or recover your data if you lose access credentials
- You are solely responsible for backing up your master password and 2FA backup codes
- While we maintain backups of encrypted data, these are useless without your master password
10.4 Security Disclaimer
While we implement industry-standard security practices, no system is completely secure. You acknowledge that:
- Internet transmission is never 100% secure or error-free
- Unauthorized access, hardware/software failure, and other factors may compromise security
- You use the Service at your own risk
- We are not liable for unauthorized access to your encrypted data resulting from your failure to secure your master password or device
11. Indemnification
You agree to indemnify, defend, and hold harmless AegisZero, its officers, directors, employees, and agents from and against any claims, liabilities, damages, losses, and expenses (including reasonable attorney fees) arising from:
- Your use or misuse of the Service
- Your violation of these Terms
- Your violation of any rights of another party
- Your violation of any applicable laws or regulations
12. Termination
12.1 Termination by You
You may terminate your account at any time through the account deletion feature. Upon termination:
- Your access to the Service will cease immediately
- All your data will be permanently deleted within 30 days
- Shares you created will be revoked
- You will no longer have access to items shared with you
12.2 Termination by AegisZero
We may suspend or terminate your account at any time, with or without notice, if:
- You violate these Terms or our Acceptable Use Policy
- Your account is involved in fraudulent or illegal activity
- We are required to do so by law or legal process
- We decide to discontinue the Service
12.3 Effect of Termination
Upon termination of your account:
- Your right to use the Service immediately ceases
- Provisions that by their nature should survive termination will survive (including intellectual property rights, disclaimers, limitations of liability, and indemnification)
- We may retain certain metadata for legal compliance purposes as described in our Privacy Policy
13. Governing Law & Dispute Resolution
13.1 Governing Law
These Terms are governed by and construed in accordance with the laws of England and Wales, without regard to conflict of law principles.
13.2 Jurisdiction
Any disputes arising from or relating to these Terms or the Service shall be subject to the exclusive jurisdiction of the courts of England and Wales.
13.3 Informal Resolution
Before filing any formal legal action, you agree to contact us at admin@aegiszero.co.uk to attempt to resolve the dispute informally.
14. General Provisions
14.1 Entire Agreement
These Terms, together with our Privacy Policy, constitute the entire agreement between you and AegisZero regarding the Service and supersede all prior agreements and understandings.
14.2 Modifications to Terms
We may modify these Terms at any time. When we do:
- The "Last Updated" date will be revised
- Material changes will be communicated via email
- Continued use of the Service after changes constitutes acceptance
- If you do not agree to the modified Terms, you must stop using the Service
14.3 Severability
If any provision of these Terms is found to be invalid or unenforceable, the remaining provisions will remain in full force and effect.
14.4 Waiver
Our failure to enforce any right or provision of these Terms will not be deemed a waiver of such right or provision.
14.5 Assignment
You may not assign or transfer these Terms or your account without our prior written consent. We may assign these Terms without restriction.
14.6 Force Majeure
We shall not be liable for any failure or delay in performance due to circumstances beyond our reasonable control, including but not limited to acts of God, war, terrorism, riots, embargoes, acts of civil or military authorities, fire, floods, accidents, network infrastructure failures, strikes, or shortages of transportation, facilities, fuel, energy, labor, or materials.
14.7 Export Compliance
You agree to comply with all applicable export and import laws and regulations. You represent that you are not located in a country subject to a government embargo or designated as a "terrorist supporting" country, and that you are not listed on any government list of prohibited or restricted parties.
15. Contact Information
If you have questions about these Terms & Conditions, please contact us:
- Email: admin@aegiszero.co.uk
- Privacy Inquiries: privacy@aegiszero.co.uk
Appendix A: Android Application Supplement
Applicable when using AegisZero via the Android mobile application
A.1 Google Play Store Compliance
This application is distributed through the Google Play Store and is subject to Google's terms of service and policies. By downloading the Android app, you agree to comply with Google Play's terms.
A.2 Android Permissions
The AegisZero Android app may request the following permissions:
- Internet Access: Required to sync your encrypted vault with our servers
- Network State: To detect connectivity and optimize sync operations
- Biometric/Fingerprint: Optional, for biometric unlock (if enabled by you)
- Camera: Optional, for scanning QR codes (2FA setup, sharing)
- Storage: Optional, for attaching files to vault items
- Notifications: Optional, for security alerts and sync notifications
All permissions are requested at the time of use with clear explanations. You may deny permissions, but some features may not function without them.
A.3 Device Security
For your security, we recommend:
- Enabling device lock (PIN, pattern, biometric)
- Keeping your Android OS and the app updated
- Avoiding rooted devices, which may compromise security
- Using Android 8.0 or higher for optimal security features
A.4 In-App Billing (Future)
If premium features are introduced:
- Billing will be processed through Google Play Billing
- Google's refund policies will apply
- Subscriptions can be managed through your Google Play account
Appendix B: iOS Application Supplement
Applicable when using AegisZero via the iOS mobile application
B.1 Apple App Store Compliance
This application is distributed through the Apple App Store and is subject to Apple's terms of service and App Store Review Guidelines. By downloading the iOS app, you agree to comply with Apple's terms.
B.2 iOS Permissions
The AegisZero iOS app may request the following permissions:
- Network Access: Required to sync your encrypted vault with our servers
- Face ID/Touch ID: Optional, for biometric authentication (if enabled by you)
- Camera: Optional, for scanning QR codes (2FA setup, sharing)
- Photo Library: Optional, for attaching images to vault items
- Notifications: Optional, for security alerts and sync notifications
Permission requests include clear explanations of why they're needed. You may deny permissions through iOS Settings, but some features may not function without them.
B.3 iCloud Keychain
AegisZero operates independently of iCloud Keychain. Your AegisZero data is not stored in or synchronized with iCloud Keychain.
B.4 Device Security
For your security, we recommend:
- Enabling device passcode and Face ID/Touch ID
- Keeping your iOS version and the app updated
- Avoiding jailbroken devices, which may compromise security
- Using iOS 14.0 or higher for optimal security features
B.5 In-App Purchases (Future)
If premium features are introduced:
- Purchases will be processed through Apple's In-App Purchase system
- Apple's refund policies will apply
- Subscriptions can be managed through your Apple ID account settings
B.6 Apple-Specific Terms
Acknowledgment: Apple is not a party to these Terms and has no obligation to provide support for the application. You agree that Apple has no warranty obligation whatsoever with respect to the app.
Appendix C: Chrome Extension Supplement
Applicable when using AegisZero via the Chrome browser extension
C.1 Chrome Web Store Compliance
The AegisZero Chrome extension is distributed through the Chrome Web Store and complies with Google's Chrome Web Store Developer Program Policies.
C.2 Extension Permissions
The AegisZero Chrome extension requests the following permissions:
- Storage: To store encrypted vault data locally for offline access
- Active Tab: To detect the current website for password autofill suggestions
- Tabs: To detect when you navigate to login pages
- Web Request: To intercept login form submissions for password capture (optional)
- Host Permissions: To communicate with AegisZero API servers
- Clipboard: Optional, for copying passwords to clipboard with auto-clear
C.3 Browser Compatibility
The extension is designed for Chromium-based browsers including:
- Google Chrome (recommended version 100+)
- Microsoft Edge (Chromium version)
- Brave Browser
- Other Chromium-based browsers (may have limited support)
C.4 Extension Updates
Updates are delivered automatically through the Chrome Web Store. Critical security updates may be deployed immediately without user interaction.
C.5 Data Storage
The extension may cache encrypted data locally in your browser's storage for offline access and performance. This data is encrypted and can be cleared by uninstalling the extension or clearing browser data.
Appendix D: Firefox Extension Supplement
Applicable when using AegisZero via the Firefox browser extension
D.1 Firefox Add-ons Compliance
The AegisZero Firefox extension is distributed through Firefox Add-ons and complies with Mozilla's Add-on Policies.
D.2 Extension Permissions
The AegisZero Firefox extension requests the following permissions:
- Storage: To store encrypted vault data locally for offline access
- Active Tab: To detect the current website for password autofill suggestions
- Tabs: To detect when you navigate to login pages
- Web Request: To intercept login form submissions for password capture (optional)
- Host Permissions: To communicate with AegisZero API servers
- Clipboard Write: Optional, for copying passwords to clipboard with auto-clear
D.3 Browser Compatibility
The extension supports:
- Firefox Desktop (recommended version 100+)
- Firefox for Android (limited functionality)
- Firefox ESR (Extended Support Release)
D.4 Extension Updates
Updates are delivered automatically through Firefox Add-ons. You can configure update preferences in Firefox's add-on settings.
D.5 Data Storage
The extension may cache encrypted data locally using Firefox's extension storage API. This data is encrypted and can be cleared by uninstalling the extension or using Firefox's "Clear Site Data" feature.
D.6 Open Source
In accordance with Mozilla's policies, portions of the extension's source code may be available for review. The zero-knowledge encryption ensures that even with access to source code, your data remains secure without your master password.
🛡️ Your Security is Our Priority
These Terms & Conditions are designed to protect both you and AegisZero. Our zero-knowledge architecture means that your security doesn't depend solely on trusting us—it's mathematically guaranteed by encryption.
Thank you for trusting AegisZero with your most sensitive information.
By using AegisZero, you acknowledge that you have read, understood, and agree to be bound by these Terms & Conditions.