Tag: dns
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Cloudflare Details 1.1.1.1 Service Outage Incident
On June 27, 2024, Cloudflare experienced a disruption of its 1.1.1.1 DNS resolver service. This several-hour incident was caused by a combination of B… First seen on gbhackers.com Jump to article: gbhackers.com/cloudflare-outage-incident/
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Chinese Actor SecShow Conducts Massive DNS Probing on Global Scale
Cybersecurity researchers have shed more light on a Chinese actor codenamed SecShow that has been observed conducting Domain Name System (DNS) on a gl… First seen on thehackernews.com Jump to article: thehackernews.com/2024/06/chinese-actor-secshow-conducts-massive.html
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Global DNS probing operation by Chinese threat actor discovered
First seen on scmagazine.com Jump to article: www.scmagazine.com/brief/global-dns-probing-operation-by-chinese-threat-actor-discovered
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The Importance Of Secure DNS In Enterprise Security Strategy
In today’s hyper-connected world, with the proliferation of applications and devices, has transformed the way we interact with the internet. From the … First seen on securityboulevard.com Jump to article: securityboulevard.com/2024/06/the-importance-of-secure-dns-in-enterprise-security-strategy/
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The Policy Blocklist: what is it, and why should you be on it?
Tags: dnsIt’s not always bad to be listed on one of Spamhaus’ DNS Blocklists. Despite what you may think, there is one list you may want to be on: the Policy B… First seen on securityboulevard.com Jump to article: securityboulevard.com/2024/06/the-policy-blocklist-what-is-it-and-why-should-you-be-on-it/
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Centripetal Expands Portfolio with DNS Offering
Centripetal, the global leader in intelligence powered cybersecurity, today announced that it is expanding its offering to include CleanINTERNET® DNS … First seen on itsecurityguru.org Jump to article: www.itsecurityguru.org/2024/05/30/centripetal-expands-portfolio-with-dns-offering/
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Microsoft plans to lock down Windows DNS like never before. Here’s how.
First seen on arstechnica.com Jump to article: arstechnica.com/
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Security Advisory: Microsoft Windows DNS Server Remote Code Execution Vulnerability
Summary On July 14th, 2020 Microsoft publicly disclosed the existence of a critical severity vulnerability in all recent versions of the Microsoft Win… First seen on research.kudelskisecurity.com Jump to article: research.kudelskisecurity.com/2020/07/17/security-advisory-microsoft-windows-dns-server-remote-code-execution-vulnerability/
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DDNS Service In Fortinet Or QNAP Embedded Devices Exposes Sensitive Data, Researchers Warn
Hackers employ DNS for various purposes like redirecting traffic to enable man-in-the-middle attacks, infecting malware through harmful sites, and flo… First seen on gbhackers.com Jump to article: gbhackers.com/ddns-service-exposes-data-fortinet-qnap/
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DNSBomb : A New DoS Attack That Exploits DNS Queries
A new practical and powerful Denial of service attack has been discovered that exploits DNS queries and responses. This new attack has been termed >>D… First seen on gbhackers.com Jump to article: gbhackers.com/dnsbomb-dos-exploit/
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Usage of TLS in DDNS Services leads to Information Disclosure in Multiple Vendors
The use of Dynamic DNS (DDNS) services embedded in appliances can potentially expose data and devices to attacks. The use of Dynamic DNS (DDNS) servic… First seen on securityaffairs.com Jump to article: securityaffairs.com/163617/hacking/ddns-services-leads-information-disclosure.html
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DNS glitch that threatened Internet stability fixed; cause remains unclear
First seen on arstechnica.com Jump to article: arstechnica.com/
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DNS Tunneling Used for Stealthy Scans and Email Tracking
Hackers are hiding malicious messages in everyday internet traffic! Learn how DNS tunneling works and how to protect yourself from this sneaky cyberat… First seen on hackread.com Jump to article: www.hackread.com/dns-tunneling-stealthy-scans-email-tracking/
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Threat actors expanding malicious use of DNS tunneling
First seen on scmagazine.com Jump to article: www.scmagazine.com/brief/threat-actors-expanding-malicious-use-of-dns-tunneling
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DNS Tunneling Abuse Expands to Tracking & Scanning Victims
Tags: dnsSeveral campaigns are leveraging the evasive tactic to provide useful insights into victims’ online activities and find new ways to compromise organiz… First seen on darkreading.com Jump to article: www.darkreading.com/cyberattacks-data-breaches/dns-tunneling-abuse-expands-tracking-scanning-victims
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Hackers Use DNS Tunneling to Scan and Track Victims
First seen on infosecurity-magazine.com Jump to article: www.infosecurity-magazine.com/news/dns-tunneling-scan-track-victims/
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Hackers Abuse DNS Tunneling For Covert Communication Firewall Bypass
As a sneaky scheme, hackers use DNS tunneling to bypass traditional security measures. By wrapping malicious data inside DNS queries and responses, th… First seen on gbhackers.com Jump to article: gbhackers.com/dns-tunneling-covert-communication/
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Attackers Use DNS Tunneling to Track Victim Activity, Scan Networks
Threat actors are using DNS tunneling to track victims’ interaction with spam and to scan network infrastructures. The post ctors are using DNS tunnel… First seen on securityweek.com Jump to article: www.securityweek.com/attackers-use-dns-tunneling-to-track-victim-activity-scan-networks/
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Hackers use DNS tunneling for network scanning, tracking victims
Threat actors are using Domain Name System (DNS) tunneling to track when their targets open phishing emails and click on malicious links, and to scan … First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/security/hackers-use-dns-tunneling-for-network-scanning-tracking-victims/
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China-Linked ‘Muddling Meerkat’ Hijacks DNS to Map Internet on Global Scale
A previously undocumented cyber threat dubbed Muddling Meerkat has been observed undertaking sophisticated domain name system (DNS) activities in a li… First seen on thehackernews.com Jump to article: thehackernews.com/2024/04/china-linked-muddling-meerkat-hijacks.html
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Novel Android vulnerability exposes DNS queries
First seen on scmagazine.com Jump to article: www.scmagazine.com/brief/novel-android-vulnerability-exposes-dns-queries
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‘Cuttlefish’ Zero-Click Malware Steals Private Cloud Data
The newly discovered malware, which has so far mainly targeted Turkish telcos and has links to HiatusRat, infects routers and performs DNS and HTTP hi… First seen on darkreading.com Jump to article: www.darkreading.com/cloud-security/cuttlefish-zero-click-malware-steals-private-cloud-data
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Neue staatlich gelenkte Bedrohung im Netz aufgedeckt – So nutzt ein neuer DNS-Angreifer die Great Firewall of China
First seen on security-insider.de Jump to article: www.security-insider.de/muddling-meerkat-dns-bedrohungsakteur-chinesischer-kontrolle-a-64c7247915dca24356bc89f9ea0e0114/
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Android bug leaks DNS queries even when VPN kill switch is enabled
A Mullvad VPN user has discovered that Android devices leak DNS queries when switching VPN servers even though the Always-on VPN feature was enabled w… First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/security/android-bug-leaks-dns-queries-even-when-vpn-kill-switch-is-enabled/
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Muddling Meerkat Group Suspected of Espionage via Great Firewall of China
Uncover the Muddling Meerkat, a China-linked threat actor manipulating the DNS. Infoblox research reveals a sophisticated group with deep DNS expertis… First seen on hackread.com Jump to article: www.hackread.com/muddling-meerkat-espionage-great-firewall-china/
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‘Muddling Meerkat’ Poses Nation-State DNS Mystery
Likely China-linked adversary has blanketed the Internet with DNS mail requests over the past five years via open resolvers, furthering Great Firewall… First seen on darkreading.com Jump to article: www.darkreading.com/threat-intelligence/muddling-meerkat-poses-nation-state-dns-mystery
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Android bug can leak DNS traffic with VPN kill switch enabled
A Mullvad VPN user has discovered that Android devices leak DNS queries when switching VPN servers even though the Always-on VPN feature was enabled w… First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/security/android-bug-can-leak-dns-traffic-with-vpn-kill-switch-enabled/
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Muddling Meerkat, a mysterious DNS Operation involving China’s Great Firewall
The China-linked threat actors Muddling Meerkat are manipulating DNS to probe networks globally since 2019. Infoblox researchers observed China-linked… First seen on securityaffairs.com Jump to article: securityaffairs.com/162564/apt/muddling-meerkat-dns-operation-2024.html
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Global DNS manipulation conducted by suspected Chinese state-backed threat
First seen on scmagazine.com Jump to article: www.scmagazine.com/brief/global-dns-manipulation-conducted-by-suspected-chinese-state-backed-threat
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Muddling Meerkat hackers manipulate DNS using China’s Great Firewall
A new cluster of activity tracked as Muddling Meerkat is believed to be linked to a Chinese state-sponsored threat actor’s manipulation of DNS to prob… First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/security/muddling-meerkat-hackers-manipulate-dns-using-chinas-great-firewall/