Red Hot Cyber. The Cybersecurity Blog

They told you 6G would be fast, right? But they didn’t tell you the whole truth

It’s not “ just faster ”: 6G changes the very nature of the network! When we talk about 6G, we risk reducing everything to a speed upgrade, as if the network of the future were simply a 5G with ...

Microsoft Exchange Server Penetration Testing: Techniques, Tools, and Countermeasures

Often, during penetration testing, we find ourselves with elevated access (Domain Admin) within an organization. Some companies stop there, thinking that obtaining Domain Admin is the ultimate goal. B...

Notepad++ under attack! How a fake DLL opens the door to criminal hackers

A new vulnerability affecting Notepad++ was released in September. The vulnerability has been identified as CVE-2025-56383, and details can be found on the NIST website. CVE-2025-56383 is a DLL hijack...

A dangerous zero-day zero-click exploit threatens billions of Android devices

Google has issued an urgent advisory regarding a critical vulnerability in Android that allows attackers to execute arbitrary code on the device without any user interaction. The Zero Click vulnerabil...

Does Microsoft use macOS to create Windows wallpapers? Probably!

On October 29, Microsoft released a wallpaper to commemorate the eleventh anniversary of the Windows Insider program, and it is speculated that it was created using macOS. Let us remember that Windows...

Louvre Theft: Windows 2000 and Windows XP on Networks, as Well as Simple Passwords

As we know, the thieves in the “theft of the century” entered through a second-floor window of the Louvre Museum, but the museum had other problems besides unprotected windows. Although Cu...

SesameOp: The Malware That Uses OpenAI Assistants for Command and Control

Microsoft has discovered a new malware, dubbed SesameOp , and published details of how it works . This backdoor was unusual: its creators used the OpenAI Assistants API as a covert control channel , a...

Eight 0-days worth $35 million sold to Russia by US insiders

Former US defense contractor CEO Peter Williams has pleaded guilty to selling ” eight sensitive, protected cyber exploits” to Russian zero-day broker Operation Zero. Court documents and a ...

Trump refuses to export Nvidia chips. China responds: “Don’t worry, we’ll do it ourselves.”

Reuters reported that Trump told reporters during a pre-recorded interview on CBS’s “60 Minutes” and on Air Force One during the return flight: “We’re not going to let an...

Goodbye, malware! In 2025, criminal hackers will use legitimate accounts to remain invisible.

A FortiGuard report for the first half of 2025 shows that financially motivated attackers are increasingly eschewing sophisticated exploits and malware. Instead , they are using valid accounts and leg...

Featured Articles

They told you 6G would be fast, right? But they didn’t tell you the whole truth

Di Sandro Sana - 06/11/2025

It’s not “ just faster ”: 6G changes the very nature of the network! When we talk about 6G, we risk reducing everything to a speed upgrade, as if the network of the future were simply a 5G w...

Microsoft Exchange Server Penetration Testing: Techniques, Tools, and Countermeasures

Di Alessandro Molinari - 06/11/2025

Notepad++ under attack! How a fake DLL opens the door to criminal hackers

Di Manuel Roccon - 06/11/2025

A dangerous zero-day zero-click exploit threatens billions of Android devices

Di Redazione RHC - 05/11/2025

Does Microsoft use macOS to create Windows wallpapers? Probably!

Di Redazione RHC - 04/11/2025

Taiwan: Up to 7 years in prison for those who damage undersea cables

Taipei, October 30, 2025 – Taiwan’s Legislative Yuan Economic Commission has approved the first reading of a series of amendments to the so-called “Se...

Redazione RHC - 30/10/2025 - 07:40

95% of companies believe they’re ready for ransomware. But only 15% actually are!

Companies' widespread confidence in their cyber resilience is facing a new wave of threats, this time from artificial intelligence. According to the O...

Redazione RHC - 30/10/2025 - 07:29

Cyber Incident Management in the NIS2 Era

The NIS 2 Decree (Legislative Decree 138/2024), effective October 16, 2024, implements the principles of the European NIS2 Directive, laying the found...

Giancarlo Di Lieto - 30/10/2025 - 07:21

US builds largest AI supercomputer in history

The U.S. Department of Energy (DOE) has entered into a strategic collaboration with Nvidia and Oracle to build seven next-generation AI-powered superc...

Redazione RHC - 30/10/2025 - 07:01

Microsoft 365 goes down: DNS anomaly paralyzes services worldwide

A DNS service outage was detected by Microsoft on October 29, 2025, impacting access to critical services such as Microsoft Azure and Microsoft 365. A...

Redazione RHC - 29/10/2025 - 21:34

Tor Browser Says No to Artificial Intelligence! Security Comes First

Interestingly, while major companies like Microsoft and Google are actively adding AI features to their browsers, the Tor development team has chosen ...

Redazione RHC - 29/10/2025 - 21:19

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