Tag: network
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Russian hackers hijack hotel Wi-Fi networks to spy on travelers, Microsoft says
Russian state-sponsored hackers have been compromising hotel Wi-Fi networks around the world to steal travelers’ login credentials and infect devices with espionage malware, Microsoft said. First seen on therecord.media Jump to article: therecord.media/russian-wifi-hackers-hotels
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Samsung bans smart TV apps that share users’ internet connections with strangers
New security research offers a rare view inside residential proxy networks, which rely on apps that share a person’s internet connection with someone else. First seen on techcrunch.com Jump to article: techcrunch.com/2026/08/03/samsung-bans-smart-tv-apps-that-share-users-internet-connections-with-strangers/
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North Korea Rebuilt Its Antivirus Using ClamAV and Gave It Four Different Names
North Korea’s national antivirus appears to have quietly pivoted to ClamAV’s open”‘source engine, recompiled it, and shipped it under four different domestic product names underscoring Pyongyang’s reliance on foreign code to secure tightly controlled networks while obscuring the software’s true origin. ClamAV is a widely used open”‘source antivirus engine maintained by the Cisco Talos team,…
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Kaspersky to scan AI agents for backdoors as shadow AI spreads
The security supplier will release a tool this month that vets agent skills, models and artificial intelligence development components before they reach corporate networks to defend against threats from shadow AI First seen on computerweekly.com Jump to article: www.computerweekly.com/news/366646680/Kaspersky-to-scan-AI-agents-for-backdoors-as-shadow-AI-spreads
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OpenAI reveals how criminals used ChatGPT to run scams
OpenAI banned a coordinated network of ChatGPT accounts that likely originated in Cambodia’s Preah Sihanouk province, a region reports have linked to online scam … First seen on helpnetsecurity.com Jump to article: www.helpnetsecurity.com/2026/08/03/openai-disrupts-chatgpt-scam-operation/
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OpenAI reveals how criminals used ChatGPT to run scams
OpenAI banned a coordinated network of ChatGPT accounts that likely originated in Cambodia’s Preah Sihanouk province, a region reports have linked to online scam … First seen on helpnetsecurity.com Jump to article: www.helpnetsecurity.com/2026/08/03/openai-disrupts-chatgpt-scam-operation/
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What the Minnesota Water Attacks Reveal About Securing Remote Access to Critical Infrastructure
Tags: access, ai, attack, authentication, cisa, control, corporate, credentials, cyberattack, data-breach, exploit, Hardware, identity, infrastructure, Internet, law, least-privilege, malware, mfa, monitoring, network, password, risk, router, supply-chain, technology, vpn, zero-day, zero-trustWhen headlines break about cyberattacks targeting critical infrastructure, the conversation often turns immediately to zero-day exploits, advanced malware, and other sophisticated techniques. The recent attacks on municipal water systems across at least seven US states, including more than 30 Minnesota water and wastewater utilities, illustrate why this assumption can be misleading. As a “recovering CISO” who…
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Critical N-able N-central Flaw Actively Exploited to Gain God-Mode Access to MSP Networks
Tags: access, authentication, control, cve, cyber, exploit, flaw, monitoring, msp, network, vulnerabilityN-able has issued an urgent hotfix to address a critical authentication-bypass vulnerability in its N-central remote monitoring and management (RMM) platform, following confirmation of active exploitation. This vulnerability, tracked as CVE-2026-18577, affects N-central servers running earlier than version 2026.3.1.7. It allows a remote, unauthenticated attacker to take over accounts and gain administrative control of the…
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Hackers Exploit Critical Arista VeloCloud Flaw to Execute OS Commands
Arista Networks has issued a warning about attackers actively exploiting CVE-2026-16812, a critical unauthenticated OS command injection vulnerability in on-premises VeloCloud Orchestrator (VCO) deployments. This flaw carries a CVSS v3.1 and v4.0 severity score of 10.0, allowing a remote attacker with network access to the VCO web interface to access privileged internal functions and potentially…
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Writing Suricata rules to detect commandcontrol traffic
Command-and-control traffic is one of the more useful places to apply network detection, because it often leaves repeatable patterns even when the payload is encrypted. Suricata is well suited to this work when you treat it as part of a wider detection stack rather than a single answer. For UK SMEs, the practical goal is……
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Writing Suricata rules to detect commandcontrol traffic
Command-and-control traffic is one of the more useful places to apply network detection, because it often leaves repeatable patterns even when the payload is encrypted. Suricata is well suited to this work when you treat it as part of a wider detection stack rather than a single answer. For UK SMEs, the practical goal is……
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The Best Firewall-as-a-Service (FWaaS) Providers, Compared and Priced (2026)
Firewall-asa-service moved from experiment to default: inspection, IPS, and policy delivered from the cloud, priced per user or per site instead of per appliance. The value answer up front: Cloudflare offers the most accessible entry economics, Cato Networks the best converged price-for-simplicity in the mid-market, and Prisma Access the deepest (and priciest) inspection stack, […]…
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The Best Cloud Firewall Solutions, Compared and Priced (2026)
Cloud firewalls bill three ways, usage-metered native services, licensed virtual appliances, and managed platform subscriptions, and picking the wrong shape costs more than picking the wrong brand. The value verdict up front: AWS Network Firewall and Azure Firewall win usage-priced single-cloud economics, Fortinet delivers the best licensed price-performance across every cloud, and Palo […] The…
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Public Water Systems Are Targeted by State Actors: How to Protect PLCs and HMIs in the Operational Technology Network
We hate to say I told you so, but in our recent blog post OT Cyber Resilience and Microsegmentation for AI Attacks, we discussed how hackers are increasingly targeting operational technology networks. And they’re doing so with good reason, tactically speaking; hacking OT doesn’t just compromise customer data or encrypt business systems for a ransom……
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To Ban or Not Ban Chinese Open-Weight AI Models
Tags: ai, backdoor, china, control, cybersecurity, data, defense, finance, government, infrastructure, international, malicious, microsoft, military, network, nvidia, open-source, openai, regulation, risk, software, supply-chain, technology, usaShould the US ban American companies from using Chinese open-weight AI models? That is the ugly question. US officials have openly expressed concerns and a desire to implement regulations. The technology community has aggressively responded, with over 20 leading AI companies, including Microsoft, Nvidia, Meta, and Dell, urging legislators not to rush imposing restrictions on…
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US authorities see ‘significant escalation’ in attacks on water system devices
Hackers have locked operators out of their own OT networks, modified passwords and changed IP addresses. First seen on cybersecuritydive.com Jump to article: www.cybersecuritydive.com/news/us-authorities-escalation-attacks-water-system-devices/826715/
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Researchers Report 84 Flaws in 4G and 5G Cores, Including a Session Hijacking Flaw
An academic study has disclosed a “widespread class” of security vulnerabilities impacting 4G and 5G core networks that, if successfully exploited, could trigger denial-of-service (DoS) attacks and even session hijacking, allowing an attacker to seize control of a user’s network session.The findings have been released by a group of researchers from Singapore’s Nanyang Technological University…
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Anthropic says its AI hacked real-world companies in three incidents
Claude maker Anthropic said its AI models escaped test environments and breached networks at three companies on the open internet. First seen on therecord.media Jump to article: therecord.media/anthropic-ai-hacked-three-real-companies
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Chinese Hacker Commands DeepSeek via Telegram to Launch Autonomous Attacks
Palo Alto Networks’ Unit 42 says a Chinese-speaking threat actor used DeepSeek through the open-source Hermes Agent framework to launch attacks autonomously.After an initial Telegram instruction, the agent found internet-facing systems and selected public exploits. The researchers recovered no further operator input in the session.The operator, tracked through the aliases knaithe and KnYuan, First seen…
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Critical JetBrains TeamCity Flaw Enables Unauthenticated Remote Code Execution
Tags: access, authentication, cve, cyber, data-breach, flaw, network, remote-code-execution, risk, vulnerabilityJetBrains has revealed a critical security vulnerability in TeamCity On-Premises that enables unauthenticated remote code execution (RCE) on affected servers. This poses a significant risk to CI/CD environments exposed over HTTP(S). The vulnerability, tracked as CVE-2026-63077, affects all supported versions of TeamCity On-Premises and allows attackers with network access to bypass authentication checks and execute…
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ClickFix Campaign Uses EtherHiding to Hide Malware and Exposes DPRK Wallet Trail
ClickFix-style fake macOS updates are now being weaponized with EtherHiding-backed command”‘and”‘control and a DPRK-linked crypto laundering network, turning a routine search click into a full-stack theft operation spanning browser, endpoint, blockchain, and exchange infrastructure. Instead of traditional web C2, the implant resolves its live command”‘and”‘control endpoints from Ethereum smart contracts, a takedown”‘resistant pattern known as…
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OctLurk and SilkLurk Backdoors Target Central Asian Governments in Cyberespionage Campaign
OctLurk and SilkLurk are highly customized, memory”‘resident backdoors used in an ongoing cyberespionage campaign against government and critical”‘sector networks across Central Asia and Syria, operated by a Chinese”‘speaking threat actor but not yet linked to a known APT. Active since January 2025, the operation leverages victim”‘specific loaders, multi”‘plugin frameworks, and shared infrastructure, along with Linux”‘focused…
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CosmosEscape Vulnerability Enables Full Takeover of Azure Cosmos DB Databases
A critical vulnerability chain in Azure Cosmos DB, named CosmosEscape, allowed attackers to gain full read and write access to every Cosmos DB database, including potentially those managed internally by Microsoft. The issue specifically affected the service’s Gremlin API. It exposed a cross-tenant attack path that could bypass customer network isolation controls. CosmosEscape Vulnerability According…
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What an SSH Tunnel Actually Does and When You Should Use One
Tags: networkLearn how SSH tunnels securely forward network traffic, when local, remote, and dynamic forwarding help, and why they are best for controlled, temporary access. First seen on hackread.com Jump to article: hackread.com/what-ssh-tunnel-does-when-to-use-one/
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Kremlin hackers are exploiting Exchange flaw to backdoor unpatched networks
Exploits can give persistent server access that survives credential rotation and disk re-imaging. First seen on arstechnica.com Jump to article: arstechnica.com/security/2026/07/kremlin-hackers-are-exploiting-exchange-flaw-to-backdoor-unpatched-networks/
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Semiconductor chip titan Analog Devices reports data breach
In a filing for federal regulators, Massachusetts-based Analog Devices said intruders had exfiltrated data from its networks earlier this summer, but the scope of the incident is still under investigation. First seen on therecord.media Jump to article: therecord.media/analog-devices-semiconductor-company-data-breach
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Tengu Botnet Reboots Compromised Linux Devices When Defenders Kill Its Process
A new Mirai-derived botnet called Tengu can use a compromised Linux device’s hardware watchdog to trigger a reboot when defenders kill its main process.If that happens, Tengu’s other persistence mechanisms get another chance to relaunch it. Nozomi Networks Labs observed the dropper reaching its honeypots through Telnet credential brute force.Tengu supports 25 distributed denial-of-service (…
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Critical OpenWrt DHCPv6 Flaw Could Let Unauthenticated Attackers Run Code as Root
OpenWrt has shipped version 24.10.8 to close a critical DHCPv6 stack overflow and a wider set of remotely triggerable flaws in network services enabled by default.The critical issue, tracked as CVE-2026-53921 and rated 9.8 on CVSS 3.1 in OpenWrt’s GitHub advisory, lets an unauthenticated attacker able to reach the DHCPv6 server overwrite a stack buffer…
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Chinese Hackers Use RedRelay Multi-Hop Network to Conceal Global Cyber Operations
Chinese state-linked hackers are increasingly relying on a covert multi-hop infrastructure dubbed RedRelay (also known as ORBWEAVER) to mask the origins of global cyber operations, with evidence pointing to little-known Guangdong Chanming as a key enabler behind the network. Guangdong Chanming, a low”‘visibility company with no public”‘facing products or marketing, has quietly amassed a portfolio…
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Data breach at medical billing firm MCBS affects 1.26 million people
Healthcare billing company Medical Computer Business Services (MCBS) has disclosed that a 2025 network breach exposed the sensitive information of more than 1.2 million people. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/security/data-breach-at-medical-billing-firm-mcbs-affects-126-million-people/