ProtonBlog

Privacy basics

Privacy services often rely on strong encryption to protect privacy and confidentiality. Some terms that you have heard probably include AES, RSA, or maybe even elliptic-curve cryptography (ECC). However, is encryption actually bulletproof and a guar
Privacy and anonymity are often tossed about as synonymous terms but they are actually related ideas that represent different things. Put simply: * Privacy is freedom from observation or attention. * Anonymity is freedom from identification or rec
In its broadest sense, threat modeling is the systematic analysis of potential risks and attack vectors, with the aim of developing effective defenses against identified threats. On a personal level, we engage in threat modeling all the time – simply
Proton Mail was founded in 2014 to build a better internet where privacy is the default, and to protect activists, journalists, and ordinary people from online surveillance. We are activists ourselves, and over the years we have supported movements a
Email is full of private, personal, and everyday data. Letters to friends and colleagues, shopping receipts, calendar events, flight confirmations: email is a continuous stream of data. From days to decades, that everyday data adds up and tells a sto
From the creation of the Android mobile operating system to powering the first interplanetary helicopter, open-source projects have been critical to the development of new technologies. In a recent survey of enterprise developers, 85% already use ope
Email is a great way to stay connected with the people and organizations you care about, but it is also a technology prone to data breaches and cyberattacks. In 2017, the email provider Yahoo revealed that over three billion user accounts were compro
Since email was invented, it has become a crucial form of communication in our private and professional lives. Even with the growing popularity of other communication platforms, such as instant messaging and video conferencing, email continues to hol
Illustration of email encryption
若要暢遊網路世界,人們必須擁有電郵地址。要註冊成為YouTube、Facebook、Twitter、Reddit 用戶或使用其他線上服務,電郵都是您必填的資訊。電郵也是是我們辦理網銀業務、購物和進行商業交易的首要溝通媒介。因此,全球有超過一半的成年人是電子郵件用戶,人們也在電郵中提供了大量的個人資訊。 然而,電郵並不像大家所認知的那樣安全或私密。 電郵具有互通性,例如 Gmail 帳戶可以與 Yahoo 帳戶通信,Yahoo 帳戶可以與 Proton Mail 帳戶通信。 遺憾的是,這也意味著
Illustration of email encryption
You need an email address to exist at all in the online world. Signing up for YouTube, Facebook, Twitter, Reddit, or any other online service requires one. It’s also our go-to method of communication for online banking, purchasing, and business deals
This article has undergone a complete refresh, published on May 31, 2023. We removed Wickr  because AWS, its new owners, have withdrawn the product to focus on enterprise solutions. We also removed Keybase because it’s now owned by Zoom. We replaced