Proton

Privacy guides

How to unsend an email in Gmail, Outlook, Proton Mail, and Apple Mail
  • Privacy guides
“Undo Send” gives you a chance to stop an erroneous message you’ve just sent. We’ve all done it. You hit Send on an email only to spot you’ve misspelled someone’s name, forgotten an attachment, or accidentally sent a cringing joke to half your conta
  • Privacy guides
Google has already taken privacy washing to the extreme by trying to brand itself as “privacy focused”, even though its business model is based on surveillance.  Lately, the company’s marketing strategy has turned toward outright Orwellian doublespe
What is email spoofing?
  • Privacy guides
Email spoofing is a technique attackers use to make a message appear to be from a legitimate sender — a common trick in phishing and spam emails. Learn how spoofing works, how to identify spoofed messages, and how to protect yourself from spoofing a
  • Privacy guides
Google Chrome is the world’s most popular web browser by far, with over 3 billion users. Its built-in password manager, Google Password Manager, is its default software to create and store passwords for websites and services. Although convenient for
  • Privacy guides
OpenPGP, the standard defining how to encrypt and sign messages using PGP, the most widely used email encryption format, received a major upgrade, introducing various security improvements and more modern cryptographic algorithms. PGP has been used
  • Privacy guides
If you’re switching from an iPhone to an Android phone, you’ll want to transfer all your data to your new device. Google, Samsung, and other Android-based smartphone companies try to make it easy for you to switch.  Android offers two main ways to t
What is the CAN-SPAM Act?
  • Privacy guides
Understand the law to help you beat spam emails and comply if you run a business. The CAN-SPAM Act is the US federal law on commercial emails. For consumers, it allows you to opt out of receiving marketing messages and helps you control annoying and
  • Privacy guides
With the proliferation of the internet came the menace of bots. CAPTCHAs (Completely Automated Public Turing test to tell Computers and Humans Apart) were introduced as a countermeasure to differentiate between genuine human users and automated scrip
How to stop spam emails
  • Privacy guides
Learn how to beat annoying and potentially harmful junk mail. Spam emails, also known as junk mail, can be more than just irritating clutter in your inbox. Cybercriminals can use these unsolicited and unwanted messages to launch phishing attacks and
  • Privacy guides
Excel spreadsheets often contain information you want to keep safe, from personal data to financial information. For businesses, you may be legally required to protect Excel files with a password if you fall under GDPR or HIPAA jurisdiction, for exam
What is email security?
  • Privacy guides
Learn about email security and simple ways to secure your mailbox against cyberthreats. From intimate letters to purchase receipts, financial information to doctor’s notes, our mailboxes are a trove of personal information. You don’t want to share a