Esper by Freysa

Esper by Freysa

ID: nlgpakhffeoaemkcpojhjcnjccoccfeb

Supported Languages

🇺🇸English

Extension Info & Metadata

Status
Removed
Version
0.1.2
Size
2.55 MB
Rating
0.0/5
Reviews
0
Users
3
Type
Extension
Updated
Aug 2, 2025
Category
Productivity Tools
Price
Free
Featured
No
Visibility
Listed
Mature
No
By Google
No
Trusted
No

Publisher Contextual Analysis

Trusted
Author
devView Profile
Country
US
MX records exist
Yes
Domain exists
Yes
Is disposable
No
Is role-based
No
Mailbox exists
Yes
Address
131 Continental Dr suite 305 Newark, DE 19702 US
Website
Visit
Total Extensions
163
Active
90
Obsolete
72
Listed
156
Unlisted
7
Total Users
191,917

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Screenshot 1
Screenshot 2

Contribute verifiable information to AI agents.

Esper by Freysa bridges the trust gap between humans and AI agents by enabling users to contribute verifiable web information. Using advanced cryptography and secure hardware, users can create verifiable information that AI systems can rely on without compromising user privacy. Key features: 1. Selective web content verification: Contribute specific information from private pages 2. Age/geography requirement attestation: Verify age/geography-related claims without exposing personally identifiable information (PII) 3. Private message authentication: Prove message receipt without sharing content 4. Timestamped content verification: Contribute proofs of when content was created or viewed 5. Fine-grained access control: Choose exactly what to verify for AI agent access How it works: This extension operates seamlessly in the background: 1. Browse normally while the extension runs securely in the background. 2. The extension establishes a secure connection to the notary service on relevant webpages, and it captures the relevant data within a secure enclave. 3. The hardware enclave verifies the data and generates a cryptographic proof. 4. Users receive a verifiable attestation without exposing any sensitive information. Privacy and security: - All processing occurs within a secure hardware enclave. - User's private data never leaves the enclave. - All user data is securely deleted and zeroized immediately after cryptographic attestation. - No storage of personal information. - Fine-grained control over attestations. Benefits: - Enhanced AI trust: Contribute verifiable information that AI agents and systems can rely on - Privacy protection: Generate proofs without exposing sensitive details - Flexible verification: Support multiple types of attestations - Secure processing: Protected handling of all sensitive data - User control: Choose what information to contribute Esper by Freysa enables secure contribution of verifiable information to AI agents. Install now to help build trust bridges between humans and AI agents, starting with Freysa.

Extracted Data

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URLs
66
IPv4
0
IPv6
0

URLs

View the external URLs this extension communicates with to understand its network activity and data interactions.

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feross.org-https://feross.org
tailwindcss.com/n*//*/n1.https://tailwindcss.com\n*//*\n1.
github.com/mozdevs/cssremedy/issues/4https://github.com/mozdevs/cssremedy/issues/4
github.com/tailwindcss/tailwindcss/pull/116https://github.com/tailwindcss/tailwindcss/pull/116
bugzilla.mozilla.org/show_bug.cgihttps://bugzilla.mozilla.org/show_bug.cgi?id=190655
bugs.chromium.org/p/chromium/issues/detailhttps://bugs.chromium.org/p/chromium/issues/detail?id=999088,
bugs.webkit.org/show_bug.cgihttps://bugs.webkit.org/show_bug.cgi?id=201297
bugs.chromium.org/p/chromium/issues/detailhttps://bugs.chromium.org/p/chromium/issues/detail?id=935729,
bugs.webkit.org/show_bug.cgihttps://bugs.webkit.org/show_bug.cgi?id=195016
github.com/mozilla/gecko-dev/blob/2f9eacd9d3d995c937b4251a5557d95d494c9be1/layout/style/res/forms.csshttps://github.com/mozilla/gecko-dev/blob/2f9eacd9d3d995c937b4251a5557d95d494c9be1/layout/style/res/forms.css#L728-L737
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Version History

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Browse and explore files within this extension package

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