Software Alternatives, Accelerators & Startups

secure-notes VS PrivateBin

Compare secure-notes VS PrivateBin and see what are their differences

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secure-notes logo secure-notes

One-time open-source E2EE notes. AES-256-GCM browser-side encryption; server response sign; pub-key pinning; accident burn protection; PoW captcha; RAM-only; written in Rust; zero-knowledge relay. No account required for creating up to 32Kb notes.

PrivateBin logo PrivateBin

PrivateBin is a minimalist, open source online pastebin where the server has zero knowledge of...
  • secure-notes Home page
    Home page //
    2026-05-28
  • secure-notes How it works
    How it works //
    2026-05-28
  • secure-notes API Configuration
    API Configuration //
    2026-05-28
  • secure-notes Notice that an external API will be used
    Notice that an external API will be used //
    2026-05-28
  • secure-notes Notice that the server key has changed
    Notice that the server key has changed //
    2026-05-28
  • secure-notes After note is created
    After note is created //
    2026-05-28
  • secure-notes Checking the server's public key when opening a note
    Checking the server's public key when opening a note //
    2026-05-28
  • secure-notes Opening the note
    Opening the note //
    2026-05-28

SecNote โ€” open-source E2EE read-once notes

SecNote is an open-source, zero-knowledge relay for sharing sensitive notes that should be opened only once. Notes are encrypted in the browser with AES-256-GCM before they leave the client, and the decryption key stays in the URL fragment so the server never receives it.

The backend stores only ciphertext in RAM, never writes note contents to disk, and atomically destroys each note after the first successful read or when it expires. No account is required.

Key features

  • End-to-end encrypted notes with browser-side AES-256-GCM
  • Read-once / burn-after-read delivery
  • Zero-knowledge server that stores only ciphertext
  • RAM-only storage with no persistent note database
  • Accidental burn protection using a key-derived view token
  • Proof-of-work anti-spam protection instead of traditional CAPTCHA
  • Signed server responses with Ed25519 verification
  • Public-key pinning / TOFU support for stronger trust boundaries
  • No accounts, no login, no tracking workflow
  • Self-hostable Rust backend
  • Offline-capable static frontend with no CDN dependency
  • Tor Browser-friendly design

SecNote is built for developers, security-conscious teams, journalists, administrators, and privacy-focused users who need a minimal way to exchange short secrets without relying on accounts, persistent storage, or server-side plaintext handling.

  • PrivateBin Landing page
    Landing page //
    2021-07-25

secure-notes

$ Details
free
Platforms
Web
Release Date
2026 May
Startup details
State
Dubai
City
Dubai
Founder(s)
PWN-ALL
Employees
50 - 99

secure-notes features and specs

  • Rust Implementation
    The backend was written entirely in Rust
  • E2E encryption
    Messages are encrypted on the client side
  • Self-Hostable
    Both backend and frontend
  • AES-256 Encryption
    Using standard browser features without third-party libraries
  • Quantum Resistance
    128-bit Quantum-secure encryption
  • Open Source
    Both backend and frontend is available

PrivateBin features and specs

  • End-to-End Encryption
    PrivateBin offers end-to-end encryption ensuring that the data is encrypted on the client-side and can only be decrypted by the recipient, enhancing security and privacy.
  • No Data Retention
    Servers running PrivateBin do not retain any data, as all messages are deleted after the predefined expiration time or when manually deleted by the user.
  • Open Source
    Being an open-source application, PrivateBin allows anyone to inspect, modify, and improve the code, fostering transparency and trust in its security measures.
  • Self-Hosting
    Users have the option to self-host PrivateBin on their own servers, giving them complete control over their data and environment.
  • No Account Required
    PrivateBin doesnโ€™t require users to create an account or provide personal information, making it a convenient, hassle-free option for quick and anonymous sharing.

Possible disadvantages of PrivateBin

  • Limited Collaboration
    Unlike some other tools, PrivateBin does not offer collaborative editing or live updates, which might limit its usability for team projects or dynamic document management.
  • Self-Hosting Complexity
    While self-hosting provides control, it also requires a certain level of technical expertise to set up, maintain, and secure the PrivateBin instance.
  • Dependency on Browser
    Since PrivateBin is primarily accessed through a web browser, its functionality is dependent on browser performance, compatibility, and security.
  • Limited Features
    PrivateBin focuses on simplicity and security, which means it lacks some advanced features found in other sharing or note-taking applications, such as rich text formatting or file attachments.
  • Expiration Constraints
    The expiration feature, while enhancing security, could be a downside for users needing persistent or long-term storage solutions.

Analysis of secure-notes

Overall verdict

  • Secure-notes (pwn-all.github.io) appears to be a niche or lesser-known tool, and without verified, up-to-date information about its security practices, ownership, or track record, it cannot be confidently endorsed as 'good' for storing sensitive information. Users should exercise caution and verify its legitimacy, encryption standards, and privacy policy before use.

Why this product is good

  • Claims to offer note-taking with a security focus, which may appeal to privacy-conscious users
  • Potentially lightweight or simple to use if hosted as a static GitHub Pages site
  • GitHub Pages hosting can imply transparency if the source code is open for review

Recommended for

  • Users who first verify the source code and security claims independently
  • Casual note-taking where no sensitive personal or financial data is involved
  • Developers or technically savvy users comfortable auditing open-source code before trusting it with data

Analysis of PrivateBin

Overall verdict

  • PrivateBin is generally considered a good tool for securely sharing information. Its focus on privacy and data protection, thanks to end-to-end encryption and its open-source nature, makes it trustworthy for users concerned about data security. Additionally, its user-friendly interface makes it accessible even for those unfamiliar with privacy-focused technologies.

Why this product is good

  • PrivateBin is a popular choice for those looking to share information securely and privately. It is an open-source, web-based application that allows users to paste texts or files, which are encrypted client-side before being stored on the server. This means that server operators cannot view the content of the pastes. Additionally, it offers various features like setting expiration times for pastes, enabling password protection, and generating burn-after-read links, enhancing its privacy and security aspects.

Recommended for

    PrivateBin is recommended for individuals and organizations who need to share sensitive data or information privately. This includes journalists, activists, developers, or anyone working in environments where data confidentiality is critical. It's also useful for anyone who values privacy and wants to ensure that shared information does not get accessed by unauthorized parties.

secure-notes videos

How to use secure-notes

PrivateBin videos

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Category Popularity

0-100% (relative to secure-notes and PrivateBin)
Communication
100 100%
0% 0
Design Playground
0 0%
100% 100
Encrypted Communication
100 100%
0% 0
JavaScript
0 0%
100% 100

Questions & Answers

As answered by people managing secure-notes and PrivateBin.

How would you describe the primary audience of your product?

secure-notes's answer

Everyone who take a care about secure transfer of secrets

Which are the primary technologies used for building your product?

secure-notes's answer

Rust, Claude Cyber

What makes your product unique?

secure-notes's answer

Server response sign; pub-key pinning; accident burn protection; PoW captcha; RAM-only; option for self-hosting frontend and back-end

Why should a person choose your product over its competitors?

secure-notes's answer

1-click self-hostable frontend with 0 hustle on choice any public instance

Who are some of the biggest customers of your product?

secure-notes's answer

A Chrome extension that uses secure-notes instances has been adopted by dozens of organizations around the world

What's the story behind your product?

secure-notes's answer

SecNote was built for one simple reason: sharing a secret should not require trusting the server.

User comments

Share your experience with using secure-notes and PrivateBin. For example, how are they different and which one is better?
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Social recommendations and mentions

Based on our record, PrivateBin seems to be more popular. It has been mentiond 34 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

secure-notes mentions (0)

We have not tracked any mentions of secure-notes yet. Tracking of secure-notes recommendations started around May 2026.

PrivateBin mentions (34)

  • I Audited the Privacy of Popular Free Dev Tools, the Results Are Terrifying
    Just implemented e2e encryption for plan, annotation, and diff sharing of coding agents (share with your colleagues, etc), modeled after https://privatebin.info/ https://github.com/backnotprop/plannotator/pull/203. - Source: Hacker News / 5 months ago
  • We build Dropbud, place to upload files without uploading
    Is this basically https://privatebin.info/. - Source: Hacker News / over 1 year ago
  • What is the best way to learn Linux as a 10 years windows admin?
    If your like me. Find an actual use case for it and go from there. Easier to line when there is an end goal/project at the end of completion. Check out privatebin, sets up a secureway to share information. Https://privatebin.info/ Should hopefully be able to get your toes wet. Source: over 2 years ago
  • The Redditor's guide to how Kbin works (your what/how-to guide). Posting it here from r/KbinMigration as it was banned.
    You're welcome! I'd recommend PrivateBin if you're looking for a pastebin service to use. Source: about 3 years ago
  • Imgur won't work when I'm using my VPN
    One of the things that always bugged me about image hosting services is that they're almost never open source. This very unlike Pastebin services where you have Microbin and PrivateBin. A lot of popular pastebin services either use PrivateBin or Rentry under the hood. Source: about 3 years ago
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What are some alternatives?

When comparing secure-notes and PrivateBin, you can also consider the following products

Privnote - Send notes that will self-destruct after being read

Pastebin.com - Pastebin.com is a website where you can store text for a certain period of time.

Secnote.co - Send encrypted, self-destructing notes instantly with Secnote. Share confidential messages that automatically delete after being read. Trusted, private, and easy-to-use.

GitHub Gist - Gist is a simple way to share snippets and pastes with others.

scrt.link - Securely share sensitive information online

hastebin - Pad editor for source code.