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Computer/Network Security

Breach intelligence, attack campaigns, and threat reports targeting the Computer/Network Security sector.

1289 threat reports
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Computer/Network Security Threat Reports

Showing 853–864 / 1289 reports
LayerX Uncovers Font-Rendering Exploit Targeting AI Assistants
Computer Software/Engineering7 months ago

LayerX Uncovers Font-Rendering Exploit Targeting AI Assistants

In March 2026, LayerX researchers unveiled a novel font-rendering attack that exploits discrepancies between how AI assistants and web browsers interpret HTML content. By utilizing custom fonts and CSS techniques, attackers can display malicious commands to users while presenting benign content to AI tools analyzing the same page. This method effectively deceives AI assistants into endorsing harmful instructions, leading users to execute potentially dangerous commands under false assurances of safety. This incident underscores a critical vulnerability in AI-assisted browsing, highlighting the need for enhanced security measures that account for the visual rendering of web content. As AI tools become increasingly integrated into daily workflows, understanding and mitigating such sophisticated social engineering tactics is imperative to maintain user trust and system integrity.

Medium impact

Kill Chain

ICInitial Compromise(high)
PEPrivilege Escalation(medium)
LMLateral Movement(medium)
C&CCommand & Control(medium)
EExfiltration(medium)
IImpact(medium)
Read report
Unveiling the Stealth: China's Prolonged Cyber Espionage in Southeast Asia
Defense/Space7 months ago

Unveiling the Stealth: China's Prolonged Cyber Espionage in Southeast Asia

In March 2026, Palo Alto Networks' Unit 42 uncovered a prolonged cyber espionage campaign attributed to Chinese state-sponsored actors, targeting military organizations in Southeast Asia since at least 2020. The attackers employed novel backdoors, including 'AppleChris' and 'MemFun,' and utilized dead-drop resolvers on platforms like Pastebin and Dropbox to maintain covert command-and-control channels. Their operations focused on exfiltrating sensitive military data, such as information on capabilities, organizational structures, and collaborations with Western forces. The campaign demonstrated strategic patience, with attackers maintaining undetected access for extended periods and employing advanced evasion techniques like delayed execution and timestomping to avoid detection. This incident underscores the evolving sophistication of state-sponsored cyber threats, highlighting the need for organizations to enhance their cybersecurity measures. The use of legitimate web services for malicious activities and the deployment of custom malware with advanced evasion tactics reflect a broader trend in cyber espionage, emphasizing the importance of proactive threat intelligence and robust security protocols.

High impact

Kill Chain

ICInitial Compromise(low)
PEPrivilege Escalation(medium)
LMLateral Movement(medium)
C&CCommand & Control(high)
EExfiltration(high)
IImpact(high)
Read report
Introducing Augustus: Praetorian's Open-Source LLM Vulnerability Scanner
Computer Software/Engineering7 months ago

Introducing Augustus: Praetorian's Open-Source LLM Vulnerability Scanner

In February 2026, Praetorian released Augustus, an open-source vulnerability scanner designed to test Large Language Models (LLMs) against a comprehensive suite of adversarial attacks. Augustus automates over 210 distinct attack vectors, including prompt injections and jailbreaks, across 28 LLM providers. This tool addresses the growing need for robust security testing as enterprises rapidly integrate generative AI into their products. By providing a portable, single-binary solution, Augustus facilitates seamless integration into continuous integration/continuous deployment (CI/CD) pipelines, enabling security teams to identify and mitigate vulnerabilities efficiently. The release of Augustus underscores the escalating threats targeting LLMs, as adversaries increasingly exploit these models for malicious purposes. The tool's comprehensive testing capabilities highlight the necessity for organizations to proactively assess and fortify their AI systems against evolving attack methodologies.

Medium impact

Kill Chain

ICInitial Compromise(high)
PEPrivilege Escalation(high)
LMLateral Movement(medium)
C&CCommand & Control(high)
EExfiltration(high)
IImpact(medium)
Read report
South Korea's NTS Security Lapse Results in $4.8M Crypto Theft
Law Enforcement7 months ago

South Korea's NTS Security Lapse Results in $4.8M Crypto Theft

In February 2026, South Korea's National Tax Service (NTS) conducted raids on 124 high-value tax evaders, seizing digital assets worth approximately $5.6 million. During a press release showcasing the operation, the NTS inadvertently published images displaying a Ledger hardware wallet alongside a handwritten note containing the wallet's mnemonic recovery phrase. This exposure allowed an unauthorized individual to access and transfer 4 million Pre-Retogeum (PRTG) tokens, valued at about $4.8 million, from the confiscated wallet. The NTS has since apologized for the oversight and initiated measures to prevent similar incidents in the future. ([koreajoongangdaily.joins.com](https://koreajoongangdaily.joins.com/news/2026-03-01/national/socialAffairs/Police-probing-unauthorized-crypto-transfer-after-NTS-inadvertently-shared-wallet-recovery-phrase/2534349?utm_source=openai)) This incident underscores the critical importance of secure handling and storage of digital assets, especially by governmental agencies. As cryptocurrency adoption grows, ensuring robust security protocols and staff training is essential to prevent such costly errors and maintain public trust.

High impact

Kill Chain

ICInitial Compromise(high)
PEPrivilege Escalation(high)
LMLateral Movement(medium)
C&CCommand & Control(medium)
EExfiltration(high)
IImpact(high)
Read report
GlassWorm Supply Chain Attack: A 2026 Threat to Developer Ecosystems
Computer Software/Engineering8 months ago

GlassWorm Supply Chain Attack: A 2026 Threat to Developer Ecosystems

In early 2026, the GlassWorm malware campaign escalated by compromising the Open VSX Registry, a platform for Visual Studio Code extensions. Threat actors infiltrated the registry by abusing extensionPack and extensionDependencies to turn initially benign extensions into malicious delivery vehicles in later updates. This tactic allowed them to distribute at least 72 malicious extensions that mimicked popular developer tools, including linters, formatters, and AI-powered coding assistants. Once installed, these extensions executed malicious code designed to steal sensitive information, such as credentials and cryptocurrency wallet data, and to use infected systems as proxies for further malicious activities. The campaign also employed advanced evasion techniques, including the use of invisible Unicode characters to hide malicious code and leveraging the Solana blockchain for command-and-control communications, enhancing its resilience and stealth. This incident underscores the growing sophistication of supply chain attacks targeting developer ecosystems and highlights the critical need for enhanced security measures in software distribution platforms.

High impact

Kill Chain

ICInitial Compromise(high)
PEPrivilege Escalation(medium)
LMLateral Movement(medium)
C&CCommand & Control(high)
EExfiltration(high)
IImpact(medium)
Read report
Exposing the Vulnerabilities in Facial Recognition Systems: A 2026 Analysis
Banking/Mortgage8 months ago

Exposing the Vulnerabilities in Facial Recognition Systems: A 2026 Analysis

In March 2026, cybersecurity expert Jake Moore demonstrated multiple methods to bypass facial recognition systems, highlighting significant vulnerabilities in this widely adopted technology. Utilizing modified smart glasses, Moore identified individuals in public spaces by matching their faces to online data sources in real-time. He also successfully opened a bank account using an AI-generated image, which was accepted by the bank's facial recognition and eKYC platform. Additionally, by employing real-time face swap software, Moore evaded detection by a facial recognition watchlist at a London train station. These experiments underscore the ease with which facial recognition systems can be deceived using readily available tools and techniques. The increasing reliance on facial recognition for security and authentication purposes necessitates a critical evaluation of its robustness. Moore's findings serve as a wake-up call for organizations to reassess the effectiveness of their biometric security measures and to consider implementing additional safeguards to mitigate potential exploitation.

Critical impact

Kill Chain

ICInitial Compromise(high)
PEPrivilege Escalation(medium)
LMLateral Movement(medium)
C&CCommand & Control(medium)
EExfiltration(high)
IImpact(medium)
Read report
Storm-2561's 2026 SEO Poisoning Campaign: A Wake-Up Call for VPN Security
Computer/Network Security8 months ago

Storm-2561's 2026 SEO Poisoning Campaign: A Wake-Up Call for VPN Security

In January 2026, the threat actor known as Storm-2561 initiated a credential theft campaign by distributing trojanized VPN clients through search engine optimization (SEO) poisoning. Users searching for legitimate enterprise VPN software were redirected to attacker-controlled websites hosting malicious ZIP files. These files contained digitally signed trojans masquerading as trusted VPN clients, which, upon installation, harvested VPN credentials. The malware employed techniques such as DLL sideloading and displayed fake VPN sign-in dialogs to capture user credentials. Microsoft observed this activity and attributed it to Storm-2561, a group active since May 2025, known for propagating malware through SEO poisoning and impersonating popular software vendors. The campaign underscores the exploitation of trust in search engine rankings and software branding as social engineering tactics to steal data from users seeking enterprise VPN software. Additionally, the abuse of trusted platforms like GitHub to host malicious installer files highlights the evolving sophistication of such attacks. Organizations are advised to implement multi-factor authentication (MFA) on all accounts, exercise caution when downloading software, and ensure the authenticity of sources to mitigate such threats.

High impact

Kill Chain

ICInitial Compromise(high)
PEPrivilege Escalation(high)
LMLateral Movement(low)
C&CCommand & Control(medium)
EExfiltration(high)
IImpact(medium)
Read report
Chinese Hackers Infiltrate Southeast Asian Militaries Using Advanced Malware
Military Industry8 months ago

Chinese Hackers Infiltrate Southeast Asian Militaries Using Advanced Malware

In March 2026, a China-based cyber espionage operation, identified as CL-STA-1087 by Palo Alto Networks Unit 42, targeted Southeast Asian military organizations. The attackers employed sophisticated malware tools, including AppleChris and MemFun backdoors, and a credential harvester named Getpass, to infiltrate systems and exfiltrate sensitive information related to military capabilities and collaborations with Western armed forces. The campaign demonstrated strategic patience, utilizing advanced techniques such as DLL hijacking and sandbox evasion to maintain prolonged unauthorized access. This incident underscores the persistent threat posed by state-sponsored cyber actors to national security infrastructures. The use of advanced malware and evasion tactics highlights the evolving sophistication of cyber espionage campaigns, necessitating enhanced vigilance and robust cybersecurity measures within military and governmental networks.

High impact

Kill Chain

ICInitial Compromise(low)
PEPrivilege Escalation(high)
LMLateral Movement(high)
C&CCommand & Control(high)
EExfiltration(high)
IImpact(high)
Read report
Salt Typhoon 2024: A Wake-Up Call for Telecom Cybersecurity
Telecommunications8 months ago

Salt Typhoon 2024: A Wake-Up Call for Telecom Cybersecurity

In 2024, the Chinese state-sponsored hacking group known as Salt Typhoon infiltrated the networks of at least nine major U.S. telecommunications companies, including AT&T, Verizon, and Lumen. The attackers exploited vulnerabilities in Cisco routers to gain access to sensitive metadata, such as call records and text message details, affecting millions of users. This breach enabled the hackers to monitor communications of high-profile individuals, including government officials and political figures, posing significant national security concerns. The Salt Typhoon campaign underscores the escalating threat of nation-state cyber espionage targeting critical infrastructure. Despite subsequent U.S. sanctions and regulatory efforts, the persistence of such sophisticated attacks highlights the urgent need for enhanced cybersecurity measures and international cooperation to safeguard sensitive communications and data.

Critical impact

Kill Chain

ICInitial Compromise(high)
PEPrivilege Escalation(high)
LMLateral Movement(high)
C&CCommand & Control(high)
EExfiltration(high)
IImpact(high)
Read report
SocksEscort Botnet Dismantled in 2025: A Major Blow to Cybercrime
Financial Services8 months ago

SocksEscort Botnet Dismantled in 2025: A Major Blow to Cybercrime

In May 2025, an international law enforcement operation dismantled the SocksEscort botnet, a vast network of compromised small office/home office (SOHO) routers infected with the AVrecon malware. This botnet, active since at least 2023, had infiltrated over 70,000 devices across 20 countries, creating a covert network used for various cybercriminal activities, including digital advertising fraud and password spraying. The takedown involved seizing 34 domains and 23 servers across seven countries, as well as freezing $3.5 million in cryptocurrency linked to the botnet's operations. The operation also led to the indictment of four foreign nationals charged with conspiracy and damage to protected computers. ([justice.gov](https://www.justice.gov/usao-ndok/pr/botnet-dismantled-international-operation-russian-and-kazakhstani-administrators?utm_source=openai)) The SocksEscort botnet's extensive reach and prolonged undetected activity underscore the critical need for enhanced security measures in SOHO routers. This incident highlights the growing trend of cybercriminals exploiting less secure devices to build large-scale botnets, emphasizing the importance of regular firmware updates, robust security configurations, and vigilant monitoring to prevent similar infiltrations.

High impact

Kill Chain

ICInitial Compromise(high)
PEPrivilege Escalation(medium)
LMLateral Movement(medium)
C&CCommand & Control(high)
EExfiltration(medium)
IImpact(high)
Read report
DigitalMint 2023 BlackCat Ransomware Insider Attack
Computer/Network Security8 months ago

DigitalMint 2023 BlackCat Ransomware Insider Attack

In 2023, former employees of DigitalMint and Sygnia, cybersecurity firms specializing in ransomware incident response, exploited their positions to collaborate with the BlackCat (ALPHV) ransomware group. They conducted multiple ransomware attacks against U.S. organizations, including a medical device company that paid approximately $1.2 million in ransom. The perpetrators utilized their insider knowledge to infiltrate systems, encrypt data, and extort victims, sharing a portion of the ransoms with BlackCat administrators. This case underscores the critical risk posed by insider threats within cybersecurity firms. The incident highlights the necessity for robust internal controls and continuous monitoring to prevent such breaches. Organizations must remain vigilant against the evolving tactics of ransomware groups and the potential for trusted insiders to become malicious actors.

Critical impact

Kill Chain

ICInitial Compromise(high)
PEPrivilege Escalation(medium)
LMLateral Movement(high)
C&CCommand & Control(high)
EExfiltration(medium)
IImpact(high)
Read report
Apple 2026: Coruna Exploit Kit Targets iOS Devices
Financial Services8 months ago

Apple 2026: Coruna Exploit Kit Targets iOS Devices

In early 2025, the Coruna exploit kit emerged as a sophisticated tool targeting Apple iOS devices, leveraging 23 vulnerabilities across five exploit chains to compromise devices running iOS versions 13.0 through 17.2.1. Initially utilized by a surveillance vendor's client, it was later deployed by Russian state-backed group UNC6353 in mid-2025 and by Chinese financially motivated actor UNC6691 by late 2025, leading to significant data breaches and financial losses. ([bleepingcomputer.com](https://www.bleepingcomputer.com/news/security/spyware-grade-coruna-ios-exploit-kit-now-used-in-crypto-theft-attacks/?utm_source=openai)) The Coruna exploit kit's evolution underscores the escalating sophistication of cyber threats targeting mobile devices, highlighting the critical need for timely security updates and robust defense mechanisms to protect sensitive user data and maintain device integrity.

High impact

Kill Chain

ICInitial Compromise(high)
PEPrivilege Escalation(high)
LMLateral Movement(low)
C&CCommand & Control(high)
EExfiltration(high)
IImpact(high)
Read report
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