Five worthy reads is a regular column on five noteworthy items we’ve discovered while researching trending and timeless topics. In this edition, we’ll explain why cyberwarfare could be a potential cyberthreat in 2023. Cyberwarfare was one of the top trending terms in 2022, and the incidents that happened last year have opened up more discussions regarding this topic. Most people think cyberwarfare is synonymous with the term cyberwar.

In February of 2021, one of the operators at the City of Oldsmar’s water treatment system noticed a change in the water supply. The level of sodium hydroxide was abnormally high, which would have been lethal for residents if ingested in large amounts. Quick to react, the operator was able to reverse it before any damage was done.

A great deal of focus in the cybersecurity industry is placed on the dangers threat actors pose to small and medium-sized businesses. For good reason, too. These organizations often lack the budget and staffing required to provide 24×7 monitoring, detection, and response, leaving them exposed to attack. These same factors can find them incapable of mounting a robust incident response plan post-breach.

Here are some of the most concerning emerging cyber security attacks and threats.

The content of this post is solely the responsibility of the author. AT&T does not adopt or endorse any of the views, positions, or information provided by the author in this article. Recent trends show that car dealerships are becoming a prime target for cyber-attacks, partly due to the rise in autonomous and connected vehicles. This is in addition to more traditional attacks such as phishing. Therefore, car dealerships are urged to take measures to improve their cybersecurity posture.

In the wake of Killnet’s latest DDoS attack on U.S. hospitals on January 30, SecurityScorecard has made its KillNet open proxy IP blocklist available to the public. This list is the product of the SecurityScorecard Threat Research, Intelligence, Knowledge, and Engagement (STRIKE) Team’s ongoingresearchintoKillNet. We released this list to help organizations better defend themselves against KillNet and other groupslike it by preventing traffic from exploitable assets.

The popular saying “Keep Calm and Carry On” is a good mantra for any company that finds itself undergoing cyberattack, but what that pithy phrase does not mention is how one stays calm when a threat actor has locked down your system and is demanding a multimillion-dollar ransom?

The new year is upon us, but from a cybersecurity perspective, things look much the same as they did last year. January brought fresh attacks on a pair of familiar targets, high-stakes escalations in the ransomware game, and questionable crisis management from a high-profile victim. In other words, business as usual for cybercriminals! Let’s look at a few noteworthy cybercrimes from January 2023.