How to protect yourself from a ransomware attack?

Ransomware definition (definition of ransomware) - How to protect yourself from a ransomware attack?

Our security recommendations against ransomware

One of the best preventive measures against ransomware is to maintain regular backups of all your essential information. In addition, it’s imperative to keep your operating system and software up to date with the latest security patches. Careful browsing, combined with up-to-date antivirus software, can also play a decisive role in preventing infection.

Recognizing vulnerabilities

Another vital reflex is to identify and rectify any vulnerabilities that may be present on your system, or that could enter it. This includes updating operating systems and obsolete software, being wary of unsolicited web links and dubious attachments, and being even more cautious when using unknown USB sticks or downloading from unverified sources.

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Advanced protection strategies

Applying the “Least Privilege” principle can limit malware’s ability to execute or propagate across the network. In addition, avoid enabling macros in e-mail attachments, and consider using VPN services on public Wi-Fi networks for extra protection. New artificial intelligence monitoring solutions are also emerging, but we don’t yet have enough experience of their effectiveness.

To conclude this guide

Vigilance against ransomware is more important than ever. By following the strategies and tips mentioned above, you can considerably strengthen your defense against these malicious attacks. If you are faced with a ransomware incident, don’t hesitate to call on the SOS ransomware service, your trusted ally in helping you counter this type of malware.

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Key points

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Understanding

Introduction: what is ransomware?

Ransomware is a type of malware that prevents users from accessing their system or personal files, and demands a ransom to gain access again.

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Detecting a ransomware attack

There are three main methods of detecting ransomware. Detection by signature, detection by behavior, and detection by abnormal traffic.

The right reflexes

How to react to a ransomware attack?

As soon as you realize that your organization has been infected, there's not a second to lose. Isolating affected systems is the first step in preventing a dramatic spread.

Case studies

Some examples of ransomware attacks

Ransomware attacks have become one of the most worrying cybersecurity threats, particularly in France, ranked as the 5th most targeted country in 2022.

Trends in 2023

What are the most active threats?

While some major groups such as CONTI and REvil have disappeared, others such as LockBit, BlackCat, Hive, and Karakurt experienced exponential growth in 2022.

Protection

How to protect yourself from a ransomware attack?

One of the best preventive measures against ransomware is to maintain regular backups of all your essential information...

How to protect yourself from a ransomware attack?

Our security recommendations against ransomware

Recognizing vulnerabilities

Put your trust in data recovery No. 1

Advanced protection strategies

To conclude this guide

Key points

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