Criminals love to attack businesses via email because it gives them direct access to every organization’s weakest link: employees themselves. You can mitigate the threat by following these secure email practices. Email is the primary attack vector for hacking and fraud, and the situation is only getting worse. From 2017 to 2018, email-based attacks on …

The standard advice about strong passwords may leave you vulnerable to hacks. In this article, we tell you how to create a strong password and the best way to keep it safe. You probably already know some obvious password safety tips, like don’t use “password” as your password. But did you know that a password …

Network security can be complex and confusing, but it’s essential that small businesses get it right. This guide explains basic network security measures and how to implement them on your company’s network. Network security is analogous to home security: You are fortifying and controlling access to where your business’s data lives. Network security is nothing …

In the past week, the Russian government has been attempting to prevent Russian citizens from sending messages to ProtonMail. We believe this block is unjustified, and we will restore full services to users in Russia. As some people in the ProtonMail community have noticed, at the start of March, some mail servers in Russia started …

We are happy to announce that the European Commission has awarded €2 million to Proton Technologies AG, the parent company of ProtonMail and ProtonVPN, to develop a suite of encrypted services. Proton Technologies has always been engaged in research as a legacy of our scientific past. Whether it’s designing open source cryptographic libraries, modernizing existing …

Data breaches that make the news usually involve massive corporations with vast datasets. But small businesses must also prevent cyberattacks and data breaches, and most don’t feel prepared. “We lost $10,000 due to a cyberattack on our mainframe in which a hacker was able to access financial data.” “An email was sent from a banking …

Should you use a password or passphrase? The question has sparked intense discussion among techies for years. Here’s our recommendation. Several years ago, the science comic blogger Randall Munroe, otherwise known as XKCD, posted a comic comparing passwords and passphrases. The illustration attempts to demonstrate mathematically, using information theory, that passwords tend to be weaker …

Small business cyber security is often overlooked, either due to a lack of expertise or funding. This is a mistake. Cyberattacks are costly to mitigate but potentially more costly to recover from after they occur. Managers can improve their small business’s cyber security by creating a security-conscious culture in the workplace. There are two things …

Earlier today claims appeared that ProtonMail is compromised because of an alleged connection between our SSL certificates and DarkMatter, a shadowy cybersecurity company. These allegations are false, as we will explain. Earlier today, the Electronic Frontier Foundation reported that the Emirati cybersecurity firm DarkMatter had applied to become a top-level certificate authority. Certificate authorities (CA) …

A strong password doesn’t have to be 30 characters long. But if you’re using an eight-character password, you have a good chance of being hacked. This article will help you understand how long your password should be. For decades, information security experts have tried to get people to create stronger passwords by requiring a minimum …

Every small business faces unique difficulties in securing its data. This guide will help you determine your threat model and take the steps necessary to protect your company. The Internet allows businesses of any size to work and reach markets around the world. Unfortunately, this potential for increased productivity and profitability is tempered by the …

Terrorist content has no place on any online platform, but we must also preserve our fundamental human rights even as we prevent terrorists and other criminals from abusing the Internet. Our mission is to promote security, privacy, and freedom on the Internet. That encompasses technical solutions, such as ProtonMail and ProtonVPN, but also policy solutions. …