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NSA, CISA issue guidance on Protective DNS services

SC Magazine

A PDNS service uses existing DNS protocols and architecture to analyze DNS queries and mitigate threats. A PDNS can log and save suspicious queries and provide a blocked response, delaying or preventing malicious actions – such as ransomware locking victim files – while letting organizations investigate using those logged DNS queries.

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Bomb Threat, Sextortion Spammers Abused Weakness at GoDaddy.com

Krebs on Security

Your Web browser knows how to find a Web site name like example.com thanks to the global Domain Name System (DNS), which serves as a kind of phone book for the Internet by translating human-friendly Web site names (example.com) into numeric Internet address that are easier for computers to manage. ” SAY WHAT? 13, 2018 bomb threat hoax.

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GUEST ESSAY: Addressing DNS, domain names and Certificates to improve security postures

The Last Watchdog

In 2019, we’ve seen a surge in domain name service (DNS) hijacking attempts and have relayed warnings from the U.S. Our most recent Domain Name Security report featuring insights from the defense, media, and financial sectors illustrates the risk trends. •Do Cybersecurity and Infrastructure Agency, U.K.’s

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Microsoft Patch Tuesday, July 2021 Edition

Krebs on Security

.” 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 “In a Windows Domain environment, Windows DNS Server is critical to business operations and often installed on the domain controller. .

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GUEST ESSAY: A full checklist on how to spot pharming attacks — and avoid becoming a victim

The Last Watchdog

The Pharming attacks are carried out by modifying the settings on the victim’s system or compromising the DNS server. Manipulating the Domain Name Service (DNS) protocol and rerouting the victim from its intended web address to the fake web address can be done in the following two ways: •Changing the Local Host file.

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APT group exploited Output Messenger Zero-Day to target Kurdish military operating in Iraq

Security Affairs

Between 2017 and 2019, the APT group mainly used DNS hijacking in its campaigns. The group targets government entities, Kurdish (political) groups like PKK, telecommunication, ISPs, IT-service providers (including security companies), NGO, and Media & Entertainment sectors. ” reads the report published by Microsoft.

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April’s Patch Tuesday Brings Record Number of Fixes

Krebs on Security

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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