There are two simple ways to remove the password from a PDF file, one of which works no matter what software you have.

If you have a confidential PDF you want to password protect, you have a few ways to do that on your Windows 11 PC. You can ...

If you back up both your data and your encryption key, your files should remain safely accessible to you (and only you). Open ...

Simplify Excel file sharing and exporting. Learn how to collaborate in the cloud, email files, and manage formats with ease.

PDF stands for Portable Document Format, developed by Adobe in 1993 for consistent document sharing across devices. It offers universal compatibility, security, compact size, multimedia support, and ...

If you haven’t updated your phone’s operating system — or just haven’t found your way around the new software yet — here’s a quick overview.

You can digitally sign a PDF in several different ways, including Adobe Acrobat, Apple's Preview app, and mobile apps, among other options.

PDF files have become ubiquitous in our multi-platform world. This convenient file format makes it possible to view and share documents across various devices using various operating systems and ...

On 21 October 2025, we celebrate the fifth Encryption Day. As part of the Global Encryption Coalition, APC is highlighting ...

Researchers have discovered an inexpensive, full-featured malware-as-a-service kit combining vulnerability scanning, covert ...

Threat actors with ties to North Korea have been attributed to a new wave of attacks targeting European companies active in ...