Anomali Cyber Watch: Shadow Force Targets Korean Servers, Volt Typhoon Abuses Built-in Tools, CosmicEnergy Tests Electric Distribution Disruption Critical Firmware Vulnerability in Gigabyte Systems Exposes ~7 Million Devices
Cybersecurity researchers have found "backdoor-like behavior" within Gigabyte systems, which they say enables the UEFI firmware of the devices to drop a...
Inactive, unmaintained Salesforce sites vulnerable to threat actors
Improperly deactivated and unmaintained Salesforce sites are vulnerable to threat actors who can gain access to sensitive business data and...
Beware of Ghost Sites: Silent Threat Lurking in Your Salesforce Communities
Improperly deactivated and abandoned Salesforce Sites and Communities (aka Experience Cloud) could pose severe risks to organizations, leading to unauthorized access to sensitive data....
Threatening botnets can be created with little code experience, Akamai finds
Researchers at Akamai’s Security Intelligence unit find a botnet specimen that reveals how successful DDoS, spam and other cyberattacks can...
SAS Airlines hit by $3 million ransom demand following DDoS attacks
Scandinavian Airlines (SAS) has received a US $3 million ransom demand following a prolonged campaign of distributed denial-of-service (DDoS) attacks...
Chinese Hacking of US Critical Infrastructure
Everyone is writing about an interagency and international report on Chinese hacking of US critical infrastructure. Lots of interesting details...
Breaking Rate-Distance Limitation of Measurement-Device-Independent Quantum Secret Sharing. (arXiv:2212.06148v2 [quant-ph] UPDATED)
Currently most progresses on quantum secret sharing suffer from rate-distance bound, and thus the key rates are limited. In addition...
Breaking Rate-Distance Limitation of Measurement-Device-Independent Quantum Secret Sharing. (arXiv:2212.06148v2 [quant-ph] UPDATED)
Currently most progresses on quantum secret sharing suffer from rate-distance bound, and thus the key rates are limited. In addition...
Radical isogenies and modular curves. (arXiv:2210.12840v2 [math.NT] UPDATED)
This article explores the connection between radical isogenies and modular curves. Radical isogenies are formulas designed for the computation of...
Tight Data Access Bounds for Private Top-$k$ Selection. (arXiv:2301.13347v2 [cs.CR] UPDATED)
We study the top-$k$ selection problem under the differential privacy model: $m$ items are rated according to votes of a...