CometVPN Blog

Denial of Service (DoS) attacks disrupt access to networks or services. But a more harmful variant is pDoS, or Permanent Denial of Service. Unlike other DDoS attacks that flood the target with huge amounts of internet traffic, a pDoS attack can permanently damage hardware.

Understanding Permanent Denial of Service is crucial since these types of attacks target the hardware layer, not just software. In this blog post, you will learn how a pDoS attack works and how to prevent long-term damage and costly recovery.

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On the internet, risks could be lurking behind any step you take, from hackers who want to steal your data to surveillance that follows everything you do. This is why using a virtual private network (VPN) is more important than ever.

If you wouldn’t leave your house without locking the door, you also shouldn’t take your devices’ security for granted. But how do you choose the right virtual private network for you, as there are so many options out there?

OpenVPN is an open-source VPN protocol that provides you with secure and flexible internet access. On top of that, the OpenVPN protocol is one of the most reliable options for creating a secure tunnel between your device and the internet.

If you want to take full control of your online privacy and leverage safe VPN connections, it’s imperative that you understand OpenVPN and how it works. In this article, we will cover everything you need to know.

Everybody has to make a choice on how much convenience they're willing to sacrifice for digital privacy. Signal and Telegram are two popular messaging platforms appealing to different users on this spectrum. Privacy advocates almost unequivocally promote Signal, while Telegram has many more common users.

Whether to prefer the features or no-compromise encryption is entirely up to you, but making a choice is impossible without a thorough comparison. Chances are, that after considering all the features of these messaging apps, you'll find a use for both just on different occasions.

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Imagine being at work or relaxing after a tiresome day, and suddenly, you receive a phone call. The screen flashes: “No Caller ID.” Even if it was only an unknown number, you might hesitate whether you should answer, for it might be one of those spam calls by scammers or telemarketers. But “No Caller ID” sets off a whole new level of alarming curiosity.

These oddly looking calls are more than just an annoyance – they can be a privacy risk or a gateway to scams. To avoid these threats materializing, one needs to learn how to identify and handle these calls without getting into a trap and keeping a peaceful mind.

In this guide, you will find practical tips on identifying and blocking calls with no caller ID for better privacy.

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Blockchain wallets are widely used to manage cryptocurrency. With them, you can access your private keys and send, receive, and store your digital assets securely. However, as cyber threats keep raising more security issues, users often ask “is a blockchain wallet safe?”

In this article, you will find the answer to your question and discover the basics of blockchain wallets, look at their security features, and find tips that will help keep your crypto wallets safe.

Not too long ago we were looking to install the best antiviruses to keep our devices safe. But with the increasingly upgraded security protocols in our computers and laptops, VPNs are becoming the new security measure for most of us.

Today, many different VPN service providers can help keep your online activities safe and enable you to access geo-restricted content worldwide. And at the heart of the underlying technology of virtual private networks are VPN protocols.

This guide will break down everything there is to know about VPN protocols. We'll explain what part they play in your security, connection speeds, and compatibility, and compare the main features of the most popular protocols to help you choose the best VPN protocol for you.