Security

Image: How can you create a digital signature for email?

How can you create a digital signature for email?

Phishing emails can appear con­vinc­ing and may even carry a valid digital signature. A valid signature alone does not establish that a message is trust­wor­thy. By digitally signing your emails, you help re­cip­i­ents check the signing key and detect changes to the signed content. How…

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Image: How to protect your email address on your website from spamal­phaspir­it.itShut­ter­stock

How to protect your email address on your website from spam

Spam robots, so-called har­vesters, con­sis­tent­ly search the internet for email addresses that can be used for unlawful ad­ver­tis­ing, phishing emails, and spreading viruses, worms, and Trojans. You’re rec­om­mend­ed to have your contact details on your website, but how do you stop them…

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Image: Data SovereigntyAI-generated

Data Sov­er­eign­ty

What happens to digital data after a company stores contacts, emails, and files in the cloud? Busi­ness­es that work with third-party providers need to know who retains data sov­er­eign­ty over business and customer data when it is stored on external servers. Read on to find out how…

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Image: What is a Backup?one photoshut­ter­stock

What is a Backup?

Technical issues, hacker attacks, and malware can lead to costly and serious data loss at any time. To minimize the risks, it is rec­om­mend­ed that you perform regular com­pre­hen­sive backups. It is important to have a suitable backup strategy that properly meets your specific…

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Image: Disaster Recovery as a Service (DRaaS)AI-generated

Disaster Recovery as a Service (DRaaS)

Through­out the course of dig­i­ti­za­tion, employees and employers became aware of the im­por­tance of backups. The 3-2-1 rule was con­sid­ered the golden rule - where two redundant copies of each file are kept. As tech­nol­o­gy continues to evolve, cloud-based solutions are becoming more…

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Image: Secure network connections with IPsecAI-generated

Secure network con­nec­tions with IPsec

A big problem with the previous Internet Protocol version, IPv4, was the missing guarantee of security standards of integrity, au­then­tic­i­ty, and con­fi­den­tial­i­ty. This previous protocol lacked the necessary means to identify data sources or enable secure transport. The protocol…

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Image: How to back up photosS_LShut­ter­stock

How to back up photos

There are many options for photo backup. Which solutions work best for storing your personal pictures? As image quality continues to improve, file sizes grow, making cloud-based photo backup an in­creas­ing­ly popular choice. How secure is it to keep your photos in the cloud, and…

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Image: What is WireGuard VPN and how does it work?AI-generated

What is WireGuard VPN and how does it work?

Wireguard offers a modern, fast, and secure al­ter­na­tive to tra­di­tion­al VPN protocols. With a stream­lined codebase, low hardware re­quire­ments, and optimized per­for­mance, it is par­tic­u­lar­ly suited for mobile devices and the Internet of Things (IoT). In this article, you will learn…

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Image: How to enable and install Ubuntu SSHFuntapshut­ter­stock

How to enable and install Ubuntu SSH

Anyone who wants to enable secure remote con­nec­tions to an Ubuntu system can’t avoid the SSH security protocol. With OpenSSH, Ubuntu provides an SSH server as a software package that meets all essential re­quire­ments. By default, however, the Ubuntu SSH service is disabled or not…

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