Communicate Securely with Mailvelope | Email Encryption for Webmail | Works with All Mail Providers including Google Workspace | built with OpenPGP
Joined August 2012
- Tweets 489
- Following 9
- Followers 1,827
- Likes 119
Photos and videos
1 Nov 2025
Mailvelope 6.2.0 introduces a smarter key backup flow to keep your private key safe — right after key generation.
See details on our blog:
🔗 mailvelope.com/en/blog/mailv…
#EmailEncryption #PGP #Security #Privacy #OpenSource
ALT Mailvelope v6.2 brings smarter Key Backup
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1 Nov 2025
Independent audits are essential for trust in open-source security. Thanks to @OpenTechFund and Oxche for reviewing Mailvelope’s code and confirming its strong security posture.
🔗 For a summary visit our blog: mailvelope.com/en/blog/secur…
27 Oct 2025
.@OpenTechFund’s Security Lab partner 0xche’s recent audit of @Mailvelope found that the #OpenSource tool is securely designed.
Learn more and access the full audit report:
ow.ly/ZAJm50Xh9JN
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9 Oct 2025
Our latest independent security audit reaffirms Mailvelope’s strong architecture and data protection.
Read the full details in our blog post:
🔗mailvelope.com/en/blog/secur…
A big thank you to 0xche (0xche.org/en/) for conducting the audit and @OpenTechFund for their support.
#EmailEncryption #OpenSource #Privacy
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30 Aug 2025
🚀 Mailvelope in Nextcloud Hub 10
Enhanced usability and tighter UI integration make PGP encryption in Nextcloud Mail smoother and more intuitive.
Privacy-first email, fully integrated into your Nextcloud workspace. 🔐
▶️ youtube.com/watch?v=l-s8Evor…
📖 Integration details: mailvelope.com/en/nextcloud
#NextcloudHub10 #Mailvelope #OpenSource #EmailSecurity
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30 Jul 2025
🔐 What does Mailvelope add to Gmail?
Our new comparison table breaks it down feature by feature:
✅ End-to-end encryption
✅ Attachment protection
✅ Zero Google access to content
…and more.
📊 See the full list at: mailvelope.com/en#comparison…
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31 May 2025
🎉 Mailvelope v6.1.0 is now available on Firefox AMO
We recommend checking your version to stay protected:
support.mozilla.org/en-US/kb…
🚨Details on Mailvelope security alert & context:
x.com/mailvelope/status/1925…
23 May 2025
🚨 Security Alert: A critical vulnerability (CVE-2025-47934) in OpenPGP.js (the crypto library Mailvelope is using) allows signature spoofing in signed & encrypted messages.
Update to Mailvelope v6.1.0 now to stay protected.
Details: github.com/mailvelope/mailve…
#infosec #OpenPGP #Mailvelope #CVE2025
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26 May 2025
Mailvelope v6.1 is out! This release introduces support for Manifest V3 on Firefox and Edge, improves integration with GnuPG, updates the recipient input interface, and adds support for decrypting encrypted subject lines. It also includes important security fixes from a recent audit by 0xche and addresses a critical vulnerability in OpenPGP.js, Mailvelope’s core encryption library.
👉 mailvelope.com/en/blog/mailv…
(Firefox users: v6.1 is still in review process by Mozilla)
ALT Mailvelope v6.1 feature list
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23 May 2025
🚨 Security Alert: A critical vulnerability (CVE-2025-47934) in OpenPGP.js (the crypto library Mailvelope is using) allows signature spoofing in signed & encrypted messages.
Update to Mailvelope v6.1.0 now to stay protected.
Details: github.com/mailvelope/mailve…
#infosec #OpenPGP #Mailvelope #CVE2025
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30 Jan 2025
Excited to partner with @Nextclouders to bring seamless end-to-end encryption to enterprise email! With @Mailvelope integrated into Nextcloud Mail, organizations can encrypt & sign emails, send secure attachments, and protect their sensitive communications—all within their browser. 🚀
🔗 Read more in the Nextcloud press release: nextcloud.com/blog/press_rel…
#OpenSource #Encryption #PGP #Nextcloud #Mailvelope
30 Jan 2025
We partner with open source browser extension @mailvelope to provide end-to-end email encryption.
Now enterprise customers can rely on PGP encrypted and signed, secure data and communications.
Key benefits for users in the press release👇
nextcloud.com/blog/press_rel…
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10 Dec 2024
🚀 Mailvelope v6.0.1 is Live!
We’re thrilled to share that the feedback on our Manifest V3-ready version of Mailvelope has been overwhelmingly positive! Tackling this technically demanding transition to new browser guidelines was no small feat, and we’re proud to have delivered it seamlessly.
With this latest update 🛠, we’ve addressed a few minor inconveniences to further enhance your experience.
👉 Check out the full release notes: github.com/mailvelope/mailve…
💡 No action needed—updates roll out automatically!
#Mailvelope #Encryption #Privacy #SoftwareUpdate
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11 Nov 2024
🚀 We need your input! 🚀
Help shape the future of Mailvelope! @uradotdesign is currently running user tests to refine our Nextcloud integration. To contribute, please take a few moments to complete the screener💡
🔗ura.to/MailvelopeResearch
Want to help them testing? All instructions are given within the link!
🛠️ Join us in building better email security! 💪 #UserTesting #Nextcloud #EmailSecurity
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8 Nov 2024
🚀 Mailvelope 6.0 is here! 🚀
We’re excited to announce that Mailvelope 6.0 is starting to roll out for Chrome users over the next few weeks, bringing full support for Manifest V3. This update enhances security, improves performance, and aligns with Google’s latest extension standards. Our team has worked diligently to ensure a smooth transition while maintaining all the features you rely on. No action is needed—updates will be applied automatically!
Want to learn more about Google Manifest V3? Check it out here: developer.chrome.com/docs/ex…
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31 Oct 2024
A big thank you to @passbolt for the warm hospitality! 🙏 It’s fantastic to connect with another team that values open-source security. Looking forward to seeing everyone at @Nextclouders Enterprise Day in Frankfurt next week—stop by and say hello! ✉️🔒
#Mailvelope #OpenSource #NextCloud #Encryption
💌 So happy to have the @mailvelope team in the Passbolt office! Their open-source extension makes email encryption accessible to everyone. They will be present at Nextcloud enterprise day in Frankfurt next week, don’t be shy, come say hi! @Nextclouders
#Mailvelope #NextCloud
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17 Sep 2024
Proud to be part of Nextcloud Hub 9! Mailvelope will bring end-to-end email encryption and advanced security features to this latest release. 🔒✉️
#Nextcloud #Mailvelope #CyberSecurity
14 Sep 2024
Introducing Nextcloud Hub 9: Decentralization is here 🚀
🌐 Federated collaboration: work together and calls across servers
✳️ Workflow automation
🎨 Brand new design
🖍️ Nextcloud Whiteboard
📇 PDF templates and form API
💬 Chat UI for AI
nextcloud.com/blog/nextcloud…
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Mailvelope retweeted
26 Aug 2024
“Does it always have to be Microsoft?”
The efforts of the Nextcloud-led antitrust initiative against Microsoft seems to be paying off. But what does it take to fully restore fair competition?
Read our recap of the story by @zeitonline
nextcloud.com/blog/nextcloud…
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9 Aug 2024
🚀 Proud to announce our partnership with @Nextcloud to bring enterprise support for Roundcube! The collaboration with Nextcloud represents a shared commitment to FOSS development and email sovereignty. #Nextcloud #Roundcube #Mailvelope #OpenSource
nextcloud.com/blog/press_rel…
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Mailvelope retweeted
12 Jul 2024
Weekend listening plan: Learn about email encryption and open source tools sustainability as shared by Jutta Hortsmann ,interim CEO of @mailvelope
youtu.be/uUFiHegGUIc?feature…
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8 Jul 2024
🚀 Mailvelope v5.2 is here!
We're happy to announce the release of Mailvelope version 5.2. This update brings a host of improvements to enhance your email encryption experience.
👉 Check out the full release notes on GitHub: github.com/mailvelope/mailve…
ALT Checkbox checked: Mailvelope v5.2 Maintenance release is out
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Mailvelope retweeted
3 Jul 2024
📢 We're hiring 5 regional coordinators to lead our work with communities adapting digital security tools & resources in emergencies to local needs.
There's just a short application form followed by a round of interviews, open until July 21 ⬇️
localizationlab.org/rr-regio…
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13 May 2024
Don't miss out! @OpenTechFund's #FOSS Sustainability Fund is open for applications until May 17. Join @mailvelope and others in advancing internet freedom technologies. #SustainOSS
10 May 2024
One week left to apply to @OpenTechFund’s Free and Open Source Software (FOSS) Sustainability Fund!
You may be eligible if you’re an established, free, open source internet freedom project.
Apply by May 17!
ow.ly/oQ4550Rjqjh
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