Latest articles
en
- 製品アップデート
- Proton Mail
Get to know your Proton Mail inbox with these quick actions. As a reward, we’ll
upgrade your storage to 1 GB for free.

en
We will provide free accounts to reporters through the RSF. You can also support
its mission by participating in Proton’s Lifetime Fundraiser.

- プライバシーガイド
最初のメールアカウントを作成する場合でも、新しいメールサービスに移行する場合でも、新しいメールアドレスを最大限に活用する方法をご紹介します。

en
Nearly 90% of Britons are concerned about the privacy of their personal data
online, but 20% don’t use any data protection practices at all.

en
Alisée de Tonnac, co-founder and co-CEO of Seedstars, and Bill Kaiser, partner
emeritus at Greylock Partners, are joining the Proton board

en
EU lawmakers have begun deliberations on the DMA before the final vote. Here is
what they must add to make it more effective.
en
ProtonMail, Proton VPN, Proton Calendar, and Proton Drive all passed security
audits conducted by the IT security firm Securitum.

en
A Swiss court has ruled that Proton Mail, as an email service, is not a
telecommunications provider, meaning we are not subject to a telecommunications
provider’s enhanced data retention obligations.

en
Anonymity is not the same thing as privacy, and confusing these two concepts can
weaken your online security.
en
As part of our Privacy Decrypted series, we look at how strong encryption really
is and ask: can it be broken?
