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a purple animated triangle containing a white exclamation mark. three black bars overlay the middle left, top right, and bottom right of the triangle. each contains a purple key icon and white dots
  • For business
Learn how to create a data retention policy for your SMB, including GDPR storage limitation, UK recordkeeping rules, and access controls.
  • For business
Understand document version control and revision control to keep business files secure, auditable, and recoverable.
Illustration of a cloud containing icons for a document, email, and spreadsheet — representing the core tools of a cloud workspace.
  • For business
Here's how to evaluate security, data sovereignty, and lock-in risk before you commit to a new cloud workspace.
Illustration of a document surrounded by three numbered cursors — representing multiple users collaborating on a shared document simultaneously.
  • For business
Learn from this step-by-step guide how to secure real-time editing, access controls, and encrypted storage.
Illustration of a desktop monitor displaying an email envelope, flanked by a document and a spreadsheet icon — representing an office suite with email, word processing, and file management tools.
  • For business
Office suite prices are rising and privacy questions are growing. Here's how Microsoft, Google, Zoho, and Proton compare in 2026.
Illustration of a desktop monitor displaying the Gmail logo with a "Large file" warning notification — representing Gmail's attachment size limit.
  • For business
Hit the Gmail attachment size limit? Learn the best ways to send large files via email for personal or business use.
Illustration of the Microsoft Excel logo with a file open icon in the corner — representing opening an Excel file online without Microsoft Office.
  • For business
Need an Excel alternative or want to open an Excel file online without paying for more software? Here are some options.
a purple animated computer monitor and keyboard. the screen contains white text saying 'passwork' and a white square icon containing a purple key. a black magnifying lens sits in the bottom right corner and contains a black question mark.
  • For business
An investigation found that Spanish password manager Passwork didn't disclose its ties to Russia. Here's what your business needs to know.
  • For business
Cyber insurance is valuable but it can’t replace good security. Learn what it covers, including security requirements and costs.
a purple animated computer monitor and keyboard. the monitor contains a white document with a purple shield icon and a white exclamation mark on it
  • For business
Learn how to write a cybersecurity policy for your small business using templates for access, data handling, BYOD, training, and response.
What does a firewall do?
  • For business
In this article, we look at what firewalls do, how they work, what they are used for, and examine different types of firewall.