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Chinese APT41 Exploits Google Calendar for Malware Command-and-Control Operations
APT41 used Google Calendar to control TOUGHPROGRESS malware via encrypted events; Google shut it down. Read more | > Go to Source
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Free secure desktop email client for Linux, Windows and macOS
The Tuta desktop email client for Linux, Windows, and macOS is an amazing tools that offers many benefits compared to accessing Tuta Mail and Tuta Calendar via web browser. Check here how our end-to-end encrypted, open source desktop clients for Linux, Windows and macOS make your experience with Tuta even more secure, and how the…
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New Outlook’s security issues: Businesses should avoid switching!
Microsoft’s “new Outlook” (introduced in 2022) has been promoted as an upgrade, but its implementation introduces severe data protection concerns – so severe that it’s fair to say it’s a downgrade rather than an upgrade. Regardless, Microsoft increasingly pushes personal and business Outlook users to switch to the new Outlook. But IT admins should be…
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Hack-Proof Encryption: How AI and Holograms Are Making Data Unbreakable
Their method scrambles laser beams into chaotic patterns, making decryption impossible without a trained neural network. This innovation could revolutionize cryptography. Holograms for Next-Level Encryption As the demand for digital security grows, researchers have developed a new optical system that uses holograms to encode information, creating a level of encryption that traditional methods cannot penetrate.…
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Best practices for key derivation
By Marc Ilunga Key derivation is essential in many cryptographic applications, including key exchange, key management, secure communications, and building robust cryptographic primitives. But it’s also easy to get wrong: although standard tools exist for different key derivation needs, our audits often uncover improper uses of these tools that could compromise key security. Flickr’s API…
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How to write an email: succeed in professional email writing
In 2025 email is essential! Especially for formal and professional communications. Particularly in business, emails are still the number one form of communication. So if you are part of a workforce, writing emails is likely an integrated part of your work routine. While composing an email is easy for some, for others knowing how to…