The better, safer workspace.
Encrypted mail, calendar, docs and a VPN. Private by default. You own your data.
Top 10 startup nomineeThe Ventures Startup Awards, San Francisco 2026
MACH37Part of the cybersecurity accelerator
Everything for work, in one private place.
Mail
Calendar
Drive
Pages
Assist
Mail is free today. Pro gets early access to Calendar, Drive, Pages and Assist on 17 November.
One private place for your
mail, calendar, files, docs and assistant.
Mail is free today. Pro gets early access to Calendar, Drive, Pages and Assist on 17 November.
Say yes in an email, and it's in your week.
The invite becomes the event. No copying times across.
Explore CalendarFiles open only for the people you name.
Add someone and they can open it. Nobody else can.
Explore DriveOnly you, Leo and Hana can open Launch plan v3.pdf.
Docs you write together, stored encrypted.
Everyone edits at once. Changes merge on your devices.
Explore Pages- Launch moves to 14 October· Leo
- Check the budget tab before Friday· Maya
- Two hires this quarter, not three· Hana
Leo wants to wait on the third hire until the launch numbers are in.
Two hires this quarter, and we look again in January.Hana
Catch up in seconds, on your own computer.
Assist sums up the thread, finds what you owe, and drafts a reply in your words.
Explore Assist- LLeo Park
Final draft attached. Launch moves a week earlier, and the extra spend is in the budget tab.
- HHana Ito
Looks good to me. Two hires this quarter, not three?
- PPriya Shah
Budget tab updated with the extra spend.
- LLeo Park
Can you both check it before Friday?
- Launch moves a week earlier.1
- Budget tab updated with the extra spend.3
- Can you both check it before Friday?4
Made by the model on this Mac.
Private on any Wi‑Fi, in one tap.
Tap connect and your traffic is sealed, with post-quantum keys on every connection. No activity logs: we do not record browsing, DNS queries or traffic contents.
iPhone, Android, Mac, Windows and Linux. Servers on all continents.
Security you never switch on. Here is one invoice, the way you see it and the way our servers hold it.
Hi Maya, invoice 1042 for September is attached, due in 14 days. Thanks for another good month.
fStHqm+ylV98VoV+jCItg28baa5NSDoxMWr1DFvZPaD6ZGaokWYZ6cfUF9UckN6hkvyys8fcUlrzY/ZBW+qJf3t9DU2iXo7RbKq1vT0aLwz8Ne3HcY5gQ+pMd4sJfU6=
cMKer46w3eqghiIuUTEgbWIlmlrdio+7lvf5Oizc
Zero-access storage
Locked with a key made from your password, on your device.
Post-quantum
Every message in your mailbox, and every VPN connection.
ML-KEM-1024 + X25519Trackers removed
Before you open a message.
No ads, no profile
We don't read your mail, show ads or build a profile.
Our encryption code is open source.
Anyone can read it and test it.
63func keyV2(sharedKey, ek, ciphertext []byte) ([]byte, error) {
64 ekHash := sha256.Sum256(ek)
65 ctHash := sha256.Sum256(ciphertext)
66 var info wire.Builder
67 info.Vec([]byte(labelV2Key))
68 info.Raw(ekHash[:])
69 info.Raw(ctHash[:])
70 return hkdf.Key(sha256.New, sharedKey, nil, string(info.Bytes()), aesgcm.KeySize)
71}
152 const sharedX = x25519Shared(senderPrivate, to.x25519)
153 const { sharedKey, ciphertext } = encapsulate(to.mlkem, randomness.encapsulationSeed)
154 const kek = hkdf32(salt, concat(sharedKey, sharedX), INFO)
155 const wrappedKey = concat(nonce, await aesGcmSeal(kek, nonce, k, EMPTY))
156 return { kemCiphertext: ciphertext, salt, wrappedKey }
157}
Mail between Secria users, and all mail in your mailbox, is sealed with ML‑KEM‑1024 and X25519.
VPN
Every connection's key is sealed with ML‑KEM‑1024.
Moving in is easy.
Every message comes with you, on its original date.
Works with what you already use.
Mail, sign-in, files, calendars, meetings and your domain. More to come.
See every integrationGmail, Outlook, Apple Mail, Proton, Thunderbird, YubiKey, Google Calendar, Zoom, Okta, Google Meet, Microsoft 365, Cloudflare, Google Drive, Microsoft Teams, Google sign-in. More to come.
Two ways to use Secria.
On your own, or with your team.
Secria Personal
Private email you can start free, and a VPN for any network.
- Mail free: 1 GB and 2 aliases
- Pro: 500 GB, unlimited aliases, VPN on 5 devices
- Pro: early access to Calendar, Drive, Pages and Assist on 17 Nov
- Love it, or every cent back in 30 days
Pro $499 for 10 years · Free to start
No card needed.
Secria Workspace
Mail, Calendar, Drive, Pages and Assist for your team, on your own domain.
- Teams of 3 or more
- Set up with a founder, on a call
- Your team's old mail comes with you
On your own domain · Early access with Pro
Early access comes with Secria Pro: Calendar, Drive, Pages and Assist open on 17 November.
Got your own domain?
Use it with Secria Mail Plus or Pro. We show each DNS record to add, and check it for you.