Security Affairs

JULY 17, 2020

US DHS CISA urges government agencies to patch SIGRed Windows Server DNS vulnerability within 24h due to the likelihood of the issue being exploited. The SigRed flaw was discovered by Check Point researcher Sagi Tzaik and impacts Microsoft Windows DNS. reads the analysis published by CheckPoint. ” states Krebs.

DNS 140

DNS Government Advertising Engineering 140

Krebs on Security

JULY 13, 2021

CVE-2021-34448 is a critical remote code execution vulnerability in the scripting engine built into every supported version of Windows — including server versions. ” Another concerning critical vulnerability in the July batch is CVE-2021-34494 , a dangerous bug in the Windows DNS Server that earned a CVSS score (severity) of 9.8

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DNS Engineering Internet Internet 342

Webroot

JULY 6, 2022

Social engineering attacks like phishing, baiting and scareware have skyrocketed to take the top spot as the #1 cause of cybersecurity breaches. So what makes social engineering so effective? When cybercriminals use social engineering tactics, they prey on our natural instinct to help one another. How to spot social engineering.

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Social Engineering Engineering Scams Phishing 137

The Last Watchdog

DECEMBER 6, 2019

In 2019, we’ve seen a surge in domain name service (DNS) hijacking attempts and have relayed warnings from the U.S. In the enterprise environment, domain names, DNS, and certificates are the lifeline to any internet-based application including websites, email, apps, virtual private networks (VPNs), voice over IP (VoIP) and more.

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DNS Firewall Social Engineering Risk 140

Security Affairs

JULY 14, 2019

The UK’s National Cyber Security Centre (NCSC) issued a security advisory to warn organizations of DNS hijacking attacks and provided recommendations this type of attack. In response to the numerous DNS hijacking attacks the UK’s National Cyber Security Centre (NCSC) issued an alert to warn organizations of this type of attack.

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DNS Social Engineering Accountability Advertising 108

eSecurity Planet

JULY 29, 2021

Social engineering is a common technique that cybercriminals use to lure their victims into a false sense of security. As social engineering tactics become more advanced, it’s important to know how to identify them in the context of cybersecurity. Social engineering in cybersecurity attacks.

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Social Engineering Engineering Phishing DNS 128

Security Affairs

NOVEMBER 24, 2020

Crooks were able to trick GoDaddy staff into handing over control of crypto-biz domain names in a classic DNS hijacking attack. Crooks were able to hijack traffic and email to various cryptocurrency-related websites as a result of a DNS hijacking attack on domains managed by GoDaddy. SecurityAffairs – hacking, DNS hijacking).

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Social Engineering Engineering DNS Accountability 106

Krebs on Security

MARCH 9, 2023

The site’s true WHOIS registration records have always been hidden by privacy protection services, but there are plenty of clues in historical Domain Name System (DNS) records for WorldWiredLabs that point in the same direction. A review of DNS records for both printschoolmedia[.]org DNS records for worldwiredlabs[.]com

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DNS Cybercrime Passwords Accountability 315

Krebs on Security

OCTOBER 11, 2022

Indeed, Satnam Narang , senior staff research engineer at Tenable , notes that almost half of the security flaws Microsoft patched this week are elevation of privilege bugs. Microsoft says that to exploit this vulnerability an attacker would need to know the randomly generated DNS endpoint for an Azure Arc-enabled Kubernetes cluster.

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DNS Internet Internet Cyber threats 339

The Last Watchdog

JUNE 1, 2021

It is a type of social engineering cyberattack in which the website’s traffic is manipulated to steal confidential credentials from the users. The Pharming attacks are carried out by modifying the settings on the victim’s system or compromising the DNS server. DNS Poisoning. Use a reliable DNS server.

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DNS Phishing Social Engineering Cyber Attacks 214

SecureWorld News

JANUARY 22, 2025

Additionally, these conventional tools lack the contextual awareness needed to identify sophisticated social engineering tactics employed by AI-powered phishing campaigns. Traditional security measures struggle to keep pace with the rapid evolution of AI-driven threats, often relying on outdated signature-based detection methods.

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Phishing Threat Detection Social Engineering DNS 115

Krebs on Security

APRIL 9, 2024

Microsoft today released updates to address 147 security holes in Windows, Office , Azure ,NET Framework , Visual Studio , SQL Server , DNS Server , Windows Defender , Bitlocker , and Windows Secure Boot. Yes, you read that right. “As far as I can tell, it’s the largest Patch Tuesday release from Microsoft of all time.”

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DNS Social Engineering Malware Media 315

Security Boulevard

MAY 16, 2024

Microsoft is working on a promising-looking protocol to lock down DNS. ZTDNS aims to solve this decades-old problem by integrating the Windows DNS engine with the Windows Filtering Platform—the core component of the Windows Firewall—directly into client devices. The post Zero-Trust DNS appeared first on Security Boulevard.

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DNS Firewall Engineering 59

Security Boulevard

APRIL 14, 2022

Bad actors love social engineering, and even distribute the spoofed websites via Facebook ads. The post What is DNS Spoofing and Cache Poisoning? The post What is DNS Spoofing and Cache Poisoning? The apps stole user credentials and forwarded the messages to the malware operators. appeared first on EasyDMARC.

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DNS Social Engineering Cybercrime Banking 72

Cisco Security

MARCH 27, 2021

Shrink the DNS attack surface with Auth-DoH. In this analogy, the invisibility superpower is DNS over HTTPS (DoH). It’s a new protocol that encrypts the DNS request to keep bad actors from discovering or altering domain names or snooping on users’ internet destinations. My inspiration: Loki , the Marvel superhero.) The problem?

DNS 143

DNS VPN Advertising Encryption 143

Security Boulevard

AUGUST 6, 2024

Threat Intelligence Report Date: August 6, 2024 Prepared by: David Brunsdon, Threat Intelligence - Security Engineer, HYAS Dynamic DNS (DDNS) is a service that automatically updates the Domain Name System (DNS) in real-time to reflect changes in the IP addresses of a domain.

DNS 69

DNS Malware Social Engineering Engineering 69

Krebs on Security

FEBRUARY 26, 2023

GoDaddy described the incident at the time in general terms as a social engineering attack, but one of its customers affected by that March 2020 breach actually spoke to one of the hackers involved. But we do know the March 2020 attack was precipitated by a spear-phishing attack against a GoDaddy employee.

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Hacking Social Engineering Phishing Scams 330

Security Affairs

DECEMBER 10, 2024

This social engineering scheme has been amplified by targeted phishing, smishing, and vishing activities, with a noticeable increase around the winter holidays. Based on available Passive DNS records, Resecurity identified over 144 domain names registered by the actors in the.com,om,site,top and.icu domain zones.

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Social Engineering Phishing Banking DNS 112

Security Boulevard

OCTOBER 2, 2023

This blog examines the escalating phishing landscape, shortcomings of common anti-phishing approaches, and why implementing a Protective DNS service as part of a layered defense provides the most effective solution. This is where Protective DNS comes in.

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DNS Phishing Social Engineering Engineering 64

Cisco Security

JUNE 13, 2022

This article is part of a series in which we will explore several features, principles, and the building blocks of a security detection engine within an extended detection and response (XDR) solution. We would need to be smart enough to spot or reverse-engineer what algorithm the machine was following on said data.

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DNS Engineering Authentication Malware 145

Security Affairs

JULY 30, 2024

Threat actors rely on social engineering tactics to trick users into executing a PowerShell script, which leads to their systems being compromised. The attack chain starts by tricking the recipient into clicking a button that claims to explain how to fix a DNS issue, suggesting that resolving this issue will grant access to a desired file.

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Phishing DNS Social Engineering Engineering 144

SecureList

DECEMBER 18, 2020

In the initial phases, the Sunburst malware talks to the C&C server by sending encoded DNS requests. These requests contain information about the infected computer; if the attackers deem it interesting enough, the DNS response includes a CNAME record pointing to a second level C&C server. avsvmcloud[.]com” avsvmcloud[.]com”

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DNS Telecommunications Malware Encryption 76

Krebs on Security

NOVEMBER 21, 2020

“This gave the actor the ability to change DNS records and in turn, take control of a number of internal email accounts. “Our security team investigated and confirmed threat actor activity, including social engineering of a limited number of GoDaddy employees. ” In the early morning hours of Nov. and 11:00 p.m.

Cryptocurrency 364

Cryptocurrency VPN Scams Social Engineering 364

Krebs on Security

OCTOBER 4, 2021

That could be one reason this outage has persisted so long: Facebook engineers may be having trouble physically accessing the computer servers needed to upload new BGP records to the global Internet. Update, 6:16 p.m. Update, 8:32 p.m. Still no word from Facebook on what happened.

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Internet Internet DNS Marketing 363

Fox IT

AUGUST 11, 2022

This Saitama implant uses DNS as its sole Command and Control channel and utilizes long sleep times and (sub)domain randomization to evade detection. As no server-side implementation was available for this implant, our detection engineers had very little to go on to verify whether their detection would trigger on such a communication channel.

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DNS Engineering Malware Encryption 66

Cisco Security

JULY 8, 2022

Cisco Umbrella’s market-leading DNS security is currently available with more SaaS security products coming soon. Step 3 – Get access to our world class Cisco Umbrella DNS security offer . From here, you can onboard your clients and start providing the first line of defense through Umbrella DNS Security product instantly.

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DNS Marketing Engineering Accountability 145

Threatpost

NOVEMBER 22, 2019

DNS, rogue employees and phishing/social engineering should be top of the list of threat areas for organizations to address.

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Social Engineering DNS Engineering Phishing 86

CyberSecurity Insiders

MAY 18, 2022

Not long ago, it was revealed that T-Mobile had been breached by bad actors who convinced employees to switch their SIM cards to let them bypass two-factor identification — reminding us how effective social engineering can still be. So why aren’t more organizations taking advantage of protective DNS?

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DNS Cybersecurity CISO Social Engineering 140

Malwarebytes

AUGUST 13, 2021

In particular it stops them looking at your DNS traffic, which can reveal which websites you’re visiting. Ensure that your VPN is disconnected and visit a search engine like DuckDuckGo. Testing for DNS and WebRTC leaks. Even if your VPN passes the basic IP leak test, you should run tests for DNS and WebRTC leaks.

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VPN DNS Internet Internet 127

SecureList

JULY 9, 2024

Data objects and data components are typically informative enough for the engineer or analyst working with data sources to form an initial judgment on the specific sources that can be used. The engineer or analyst can review available sources and match events with data objects and data components.

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Engineering DNS Technology Accountability 116

Cisco Security

OCTOBER 28, 2021

Within Cisco Umbrella, we can look at the different events that it logs while monitoring DNS traffic. The Activity Search page shows information such as Identity (from Active Directory configuration), DNS Type, Internal IP, External IP, and the action that Umbrella took on each event. For more information on SecureX: [link].

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Ransomware DNS Marketing Engineering 145

Malwarebytes

APRIL 9, 2024

The malicious ads are displayed as sponsored results on Google’s search engine page and localized to North America. Online ads from search engine result pages are increasingly being used to deliver malware to corporate users. ThreatDown via its EDR engine quarantines the malicious DLL immediately. dll (Nitrogen).

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System Administration DNS Engineering Social Engineering 125

Daniel Miessler

MAY 8, 2020

Change your DNS to 1.1.1.2, Next, you can consider changing your DNS settings on all your devices to use those by Cloudflare. The Ubiquiti stuff has been getting better and better over the years, and as someone who started in firewall engineering, I’m starting to see tons of enterprise features in these things. or 1.1.1.3

Passwords 255

Passwords DNS Accountability IoT 255

Adam Shostack

JANUARY 2, 2025

Its both part of threat modeling and more traditional software engineering. DNS spoofing An attacker can manipulate the Domain Name System (DNS) to redirect traffic intended for a legitimate server to a malicious one, potentially stealing sensitive data or conducting a man-in-the-middle attack.

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DNS Authentication Software Media 130

Security Boulevard

JANUARY 25, 2022

The recent Log4Shell (CVE-2021-44228) vulnerability is the impetus to creating this blog and discussing how you can use LogRhythm AI Engine (AIE) “Trend rules” to effectively detect anomalous behavior. The post Threat Hunting Anomalous DNS and LDAP Activity with Trend Rules appeared first on LogRhythm.

DNS 52

DNS Engineering Technology 52

Security Affairs

APRIL 23, 2019

Security expert Marco Ramilli published the findings of a quick analysis of the webmask project standing behind the DNS attacks implemented by APT34 (aka OilRig and HelixKitten ). According to Duo, “ OilRig delivered Trojans that use DNS tunneling for command and control in attacks since at least May 2016. Leaked Source code.

DNS 108

DNS Computers and Electronics Penetration Testing Government 108

Security Boulevard

APRIL 8, 2025

Social Engineering Tactics: These tactics exploit human psychology to manipulate individuals. Reverse Engineering: This technique analyzes software to understand its design and functionality. Attackers use phishing, pretexting, and baiting to gain access or information.

Cybersecurity 52

Cybersecurity Penetration Testing DNS Encryption 52