Adam Levin

MARCH 21, 2019

Department of Homeland Security issued an emergency directive in January 2019 giving government agencies ten days to verify that they weren’t compromised by DNS hijacking. Today, less than 20% of DNS traffic is secured by DNSSEC, and only three percent of Fortune 1,000 companies have implemented it.

DNS 141

DNS Government Internet Internet 141

Security Affairs

APRIL 6, 2019

Security experts at Bad Packets uncovered a DNS hijacking campaign that is targeting the users of popular online services, including Gmail, Netflix, and PayPal. Hackers compromised consumer routers and modified the DNS settings to redirect users to fake websites designed to trick victims into providing their login credentials.

DNS 108

DNS Advertising Internet Internet 108

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.

DNS 182

DNS Firewall Social Engineering Risk 182

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. on the CVSS scale and affects Windows Server versions 2003 to 2019. The SigRed flaw was discovered by Check Point researcher Sagi Tzaik and impacts Microsoft Windows DNS.

DNS 99

DNS Government Advertising Engineering 99

Security Affairs

FEBRUARY 18, 2020

Having said that I found Income Tax Department India and MIT Sloan was also vulnerable to CVE-2019-0604 a remote code execution vulnerability which exists in Microsoft SharePoint. To verify this I’ve sent a crafted payload which enable the remote server (incometaxindia.gov.in) to perform a DNS lookup on my burp collaborator.

DNS 116

DNS Advertising Government Hacking 116

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.

DNS 79

DNS Social Engineering Accountability Advertising 79

PerezBox Security

SEPTEMBER 16, 2019

In September of 2019 Mozilla will begin releasing DNS over HTTPS (DOH) in Firefox via their Trusted Recursive Resolver (TRR) program. A primer on DNS Security. The post Mozilla Introduces Mechanism to Hijack all DNS Traffic in the Name of Privacy appeared first on PerezBox. The change is based.

DNS 91

DNS Information Security 91

Security Affairs

JANUARY 23, 2019

DHS has issued a notice of a CISA emergency directive urging federal agencies of improving the security of government-managed domains (i.e.gov) to prevent DNS hijacking attacks. The notice was issued by the DHS and links the emergency directive Emergency Directive 19-01 titled “Mitigate DNS Infrastructure Tampering.”.

DNS 87

DNS Government Telecommunications Advertising 87

Security Affairs

JULY 14, 2020

on the CVSS scale and affects Windows Server versions 2003 to 2019. The SigRed flaw was discovered by Check Point researcher Sagi Tzaik and impacts Microsoft Windows DNS. An attacker could exploit the SigRed vulnerability by sending specially-crafted malicious DNS queries to a Windows DNS server.

DNS 61

DNS Advertising Malware Hacking 61

Tech Republic Security

OCTOBER 9, 2019

million to restore services after each DNS attack. A new study says financial services organizations experienced an average of 10 attacks a year and spent an average of $1.3

DNS 137

DNS Financial Services 137

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”

DNS 75

DNS Telecommunications Malware Encryption 75

Security Affairs

JULY 4, 2019

The peculiarity of this new piece of malware is the ability to communicate with C2 servers via DNS over HTTPS ( DoH ). The DoH protocol was a new standard proposed in October 2018 and it is currently supported by several publicly available DNS servers. com domain. ” states the analysis. ” states the analysis.

DNS 81

DNS Malware Advertising DDOS 81

Adam Levin

FEBRUARY 27, 2019

The Internet Corporation for Assigned Names and Numbers (ICANN), charged with overseeing Domain Name Systems (DNS), published an announcement that companies have moved too slowly to adopt security standards that would have mitigated several recent large-scale cyberattacks. This practice is called “DNS hijacking.”.

DNS 183

DNS Internet Internet Technology 183

Security Affairs

SEPTEMBER 4, 2019

Cyber Defense Magazine September 2019 Edition has arrived. In addition, we’re shooting for 7x24x365 uptime as we continue to scale with improved Web App Firewalls, Content Deliver Networks (CDNs) around the Globe, Faster and More Secure DNS and CyberDefenseMagazineBackup.com up and running as an array of live mirror sites.

DNS 65

DNS Advertising Firewall Mobile 65

Security Affairs

AUGUST 1, 2019

Cyber Defense Magazine August 2019 Edition has arrived. In addition, we’re shooting for 7x24x365 uptime as we continue to scale with improved Web App Firewalls, Content Deliver Networks (CDNs) around the Globe, Faster and More Secure DNS and CyberDefenseMagazineBackup.com up and running as an array of live mirror sites.

DNS 65

DNS Advertising Firewall Mobile 65

Krebs on Security

MARCH 9, 2021

For the second month in a row, Microsoft has patched scary flaws in the DNS servers on Windows Server 2008 through 2019 versions that could be used to remotely install software of the attacker’s choice. “There is the outside chance this could be wormable between DNS servers,” warned Trend Micro’s Dustin Childs.

DNS 314

DNS Internet Internet Software 314

Security Affairs

JULY 1, 2019

Cyber Defense Magazine July 2019 Edition has arrived. Cyber Defense Magazine July 2019 Edition has arrived. The post Cyber Defense Magazine – July 2019 has arrived. We hope you enjoy this month’s edition…packed with over 168 pages of excellent content. Please read it and share it with your friends.

DNS 66

DNS Advertising Firewall Mobile 66

The Last Watchdog

MARCH 28, 2019

I had the chance at RSA 2019 to discuss the wider implications with Don Shin, A10 Networks’ senior product marketing manager. The Spamhaus attacker, for instance, noticed that there were literally millions of domain name system (DNS) resolvers that remained wide open all over the internet. A10 Networks’ report found 6.3 Beyond DDoS.

DDOS 263

DDOS IoT DNS Internet 263

Krebs on Security

JANUARY 24, 2020

On December 23, 2019, unknown attackers began contacting customer support people at OpenProvider , a popular domain name registrar based in The Netherlands. 23, 2019, the e-hawk.net domain was transferred to a reseller account within OpenProvider. ” Dijkxhoorn shared records obtained from OpenProvider showing that on Dec.

DNS 263

DNS Social Engineering Engineering Accountability 263

Krebs on Security

JANUARY 22, 2019

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.

DNS 233

DNS Internet Internet Computers and Electronics 233

Heimadal Security

JANUARY 18, 2022

Since at least 2019, a massive cyber-espionage operation targeting mainly renewable energy and industrial technology entities has been operational, impacting more than fifteen organizations all over the world.

Technology 95

Technology DNS Cybersecurity 95

Krebs on Security

MARCH 31, 2020

PT Monday evening, Escrow.com’s website looked radically different: Its homepage was replaced with a crude message in plain text: The profanity-laced message left behind by whoever briefly hijacked the DNS records for escrow.com. Running a reverse DNS lookup on this 111.90.149[.]49 Image: Escrow.com.

Phishing 285

Phishing DNS Social Engineering Accountability 285

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).

Social Engineering 100

Social Engineering Engineering DNS Data breaches 100

Krebs on Security

DECEMBER 8, 2020

Additionally, Microsoft released an advisory on how to minimize the risk from a DNS spoofing weakness in Windows Server 2008 through 2019. These vulnerabilities affect Microsoft Excel 2013 through 2019, Microsoft 365 32 and 64 bit versions, Microsoft Office 2019 32 and 64 bit versions, and Microsoft Excel for Mac 2019.”

DNS 274

DNS Backups Malware Software 274

Cisco Security

AUGUST 12, 2021

For several years, Cisco Secure provided DNS visibility and architecture intelligence with Cisco Umbrella and Cisco Umbrella Investigate ; and automated malware analysis and threat intelligence with Cisco Secure Malware Analytics (Threat Grid) , backed by Cisco Talos Intelligence and Cisco SecureX. DNS traffic at Record Low.

DNS 144

DNS Firewall Phishing Mobile 144

Cisco Security

MARCH 16, 2021

In fact, 63% of threats detected by Cisco Stealthwatch in 2019 were in encrypted traffic. In this blog I’ll describe two recent privacy advances—DNS over HTTPS (DoH) and QUIC—and what we’re doing to maintain visibility. Keeping your destination private: DNS over HTTPS. Until recently, DNS messages were sent in the clear.

Encryption 87

Encryption DNS Threat Detection Internet 87

Security Affairs

APRIL 8, 2019

Researchers detected Roaming Mantis-related malware over 6,800 times for more than 950 unique users in the period between February 25 and March 20, 2019. Attackers used a new method of phishing with malicious mobile configurations along with previously observed DNS manipulation technique.

DNS 92

DNS Mobile Phishing Malware 92

SecureList

OCTOBER 18, 2021

During the live program, we presented our research into the Lyceum group (also known as Hexane), which was first exposed by Secureworks in 2019. As in the older DanBot instances, both variants supported similar custom C&C protocols tunneled over DNS or HTTP.

DNS 99

DNS Telecommunications Malware Accountability 99

Security Affairs

AUGUST 20, 2021

Mozi is an IoT botnet that borrows the code from Mirai variants and the Gafgyt malware , it appeared on the threat landscape in late 2019. According to the researchers, in the last months of 2019, the botnet was mainly involved in DDoS attacks. .”

IoT 103

IoT DNS Manufacturing Firmware 103

SC Magazine

FEBRUARY 10, 2021

To exploit this Windows Win32k.sys elevation of privilege vulnerability that impacts Windows 10 and Windows Server 2019, Allan Liska, senior security architect at Recorded Future, said, an attacker would have to have access to the target system then gain administrative access. impacts Windows Server 2008 through 2019.

Risk 71

Risk DNS Media Phishing 71

Krebs on Security

FEBRUARY 9, 2021

A key concern for enterprises is another critical bug in the DNS server on Windows Server 2008 through 2019 versions that could be used to remotely install software of the attacker’s choice. CVE-2021-24078 earned a CVSS Score of 9.8, which is about as dangerous as they come.

DNS 299

DNS Backups Software Phishing 299

Security Boulevard

MAY 10, 2023

It was the summer of 2019, and I spent an hour walking around downtown Los Altos in Silicon Valley with a serial entrepreneur and investor. By utilizing unique and bespoke data, assembled and correlated in the right way, HYAS has actually created the most effective Protective DNS solution on the planet.

DNS 69

DNS CISO Architecture Data privacy 69

Security Affairs

OCTOBER 15, 2019

The cybercrime organization was first spotted in April 2018 by researchers at Cisco Talos, earlier 2019 researchers from Palo Alto Networks Unit42 found new malware samples used by the Rocke group for cryptojacking that uninstalls from Linux servers cloud security and monitoring products developed by Tencent Cloud and Alibaba Cloud.

Cybercrime 63

Cybercrime DNS Malware Advertising 63

Security Affairs

OCTOBER 5, 2020

The experts are monitoring the Mirai-based botnet since November 2019 and observed it exploiting two Tenda router 0-day vulnerabilities to spread a Remote Access Trojan (RAT). ” When the botnet was first detected in 2019, experts noticed it was exploiting the Tenda zero-day flaw tracked as CVE-2020-10987.

IoT 138

IoT Firmware DNS Advertising 138

SecureWorld News

OCTOBER 4, 2021

Brian Krebs shared this on Twitter this morning: Confirmed: The DNS records that tell systems how to find [link] or [link] got withdrawn this morning from the global routing tables. FB alone is in control over its DNS records.". "To That's per @DougMadory , who knows a few things about BGP/DNS.". Why is Facebook down?

DNS 84

DNS Media Engineering Accountability 84

Security Affairs

JULY 13, 2019

The campaign uncovered by Avast aimed at silently modifying the Brazilian users’ Domain Name System (DNS) settings to redirect victims to malicious websites mimicking legitimate ones. In some cases the router is reconfigured to use rogue DNS servers, which redirect victims to phishing pages that closely look like real online banking sites.

DNS 74

DNS Passwords Advertising Banking 74

Hacker Combat

JULY 5, 2021

These malicious software variants that are believed to have been in existence since 2019 have been associated with various attacks against enterprise organizations, CD Projekt Red, and the developer of Cyberpunk 2077. Intezer, a network security organization, notes that not many malicious software used Go before 2019.

Ransomware 132

Ransomware DNS Software Encryption 132