Search Results for: Signal
Signal introduces convenient “call links” for private group chats
The Signal messenger application has announced a set of new features aimed at making private group chats more convenient and easier for people to join. The highlight feature announced is “call links,” which allow users to create and share links with other Signal users without needing to create a group chat. The links can be […]
Russia blocks Signal for ‘violating’ anti-terrorism laws
Russia’s telecommunications watchdog Roskomnadzor has restricted access to the Signal encrypted messaging service for what it describes as violations of Russian anti-terrorism and anti-extremism legislation. “User access to the messenger Signal is restricted due to violations of the requirements of the Russian legislation whose fulfillment is necessary to prevent the use of the messenger for […]
Researchers discover battery-free technology that harvests power from radio and Wi-Fi signals for low-powered devices
Researchers at the National University of Singapore (NUS) have found a new type of energy harvesting module which extracts energy from radio frequencies (RF).Typically called ‘waste energy’, these modules convert the RF signals into DC voltage which can be used by low-powered devices. The radio frequency energy harvesting modules could reduce the dependency on batteries […]
New Ghost Tap attack abuses NFC mobile payments to steal money
Cybercriminals have devised a novel method to cash out from stolen credit card details linked to mobile payment systems such as Apple Pay and Google Pay, dubbed ‘Ghost Tap,’ which relays NFC card data to money mules worldwide. The tactic builds upon the methods previously deployed by mobile malware like NGate, documented by ESET in August, […]
Botnet exploits GeoVision zero-day to install Mirai malware
A malware botnet is exploiting a zero-day vulnerability in end-of-life GeoVision devices to compromise and recruit them for likely DDoS or cryptomining attacks. The flaw is tracked as CVE-2024-11120 and was discovered by Piort Kijewski of The Shadowserver Foundation. It is a critical severity (CVSS v3.1 score: 9.8) OS command injection problem, allowing unauthenticated attackers to execute […]
Cisco Catalyst 9300: Password Recovery Procedure Explained
If you’ve forgotten the password to your Cisco Catalyst 9300 switch, don’t worry. There’s a standard recovery procedure to regain access, involving several steps to ensure security while restoring control. How to Reset a Forgotten Password on a Cisco Catalyst 9300 Switch Step 1: Accessing the Bootloader Mode Step 2: Bypassing the Startup Configuration The […]
Google fixes two Android zero-days used in targeted attacks
Google fixed two actively exploited Android zero-day flaws as part of its November security updates, addressing a total of 51 vulnerabilities. Tracked as CVE-2024-43047 and CVE-2024-43093, the two issues are marked as exploited in limited, targeted attacks. “There are indications that the following may be under limited, targeted exploitation,” says Google’s advisory. The CVE-2024-43047 flaw is […]
Bumblebee malware returns after recent law enforcement disruption
The Bumblebee malware loader has been spotted in new attacks recently, more than four months after Europol disrupted it during ‘Operation Endgame’ in May. Believed to be the creation of TrickBot developers, the malware emerged in 2022 as a replacement for the BazarLoader backdoor to provide ransomware threat actors access to victim networks. Bumblebee typically achieves infection via phishing, malvertising, and […]
How to Fix Windows 11 Startup Problems: Troubleshooting Boot Issues
If Windows 11 doesn’t start properly, it could be because of different issues, from small software problems to big hardware failures. To fix these problems, you need to follow a step-by-step approach. First, try accessing the Windows Recovery Environment. There, you can use tools like ‘Startup Settings’ and ‘Safe Mode’ to figure out if a […]
Microsoft October 2024 Patch Tuesday fixes 5 zero-days, 118 flaws
Microsoft October 2024 Patch Tuesday, which includes security updates for 118 flaws, including five publicly disclosed zero-days, two of which are actively exploited. This Patch Tuesday fixed three critical vulnerabilities, all remote code execution flaws. The number of bugs in each vulnerability category is listed below: This count does not include three Edge flaws that […]