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 294

Phishing DNS Social Engineering Accountability 294

Security Boulevard

APRIL 13, 2022

I reviewed the techniques that Matt Nelson mentioned could be used to coerce authentication from the client push installation account and found that when the “Clear Install Flag” site maintenance task is enabled, SCCM will eventually initiate client push installation if you simply remove the client software from a system. Background.

Authentication 52

Authentication Accountability Penetration Testing Software 52

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. For example: IMPACT : An SSH server which supports password authentication is susceptible to brute-forcing attacks.

DNS 108

DNS Engineering Authentication Malware 108

Malwarebytes

JULY 4, 2022

DNS encryption. DNS encryption plugs a gap that makes it easy to track the websites you visit. The domain name system (DNS) is a distributed address book that lists domain names and their corresponding IP addresses. Passwordless authentication. FIDO2 is a specification that uses public key encryption for authentication.

Internet 112

Internet Internet Technology DNS 112

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 105

DNS VPN Advertising Encryption 105

eSecurity Planet

MAY 24, 2023

The DomainKeys Identified Mail (DKIM) email authentication standard enables email servers to check incoming emails to verify the sender and detect email message alterations. A successful DKIM check also verifies ownership of the email by matching the organization in the “from” fields of the email with the DNS associated with the organization.

Technology 101

Technology DNS Encryption Authentication 101

eSecurity Planet

MAY 23, 2023

The Sender Policy Framework (SPF) authentication method identifies the authorized mail servers permitted to send email on behalf of a given domain. SPF enables a form of email authentication that defines the domains and internet protocol (IP) addresses authorized by an organization to send emails.

DNS 98

DNS Phishing Authentication Internet 98

Duo's Security Blog

MAY 7, 2024

Announcing Duo Device Trust Connector for Chrome Enterprise and Chrome OS According to Duo’s 2024 Trusted Access Report , 62% of desktop authentications were made from Chrome. With many users already utilizing Chrome browser to get work done, Duo’s partnership with Chrome Enterprise strikes a balance of security and user experience.

DNS 131

DNS Authentication Risk Engineering 131

SC Magazine

FEBRUARY 4, 2021

Penetration tests, which may include unauthenticated and authenticated tests, should encompass technical, physical, and human tests, alone and combined, revealing specific cascading sequences of exploits and kill-chains. Learn where authentication and identification schemes are vulnerable.

Penetration Testing 104

Penetration Testing Social Engineering Authentication Engineering 104

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 363

Cryptocurrency VPN Scams Social Engineering 363

Malwarebytes

SEPTEMBER 14, 2022

DNS filtering. The next technology you need to prevent cyberattacks is a DNS filter. But first, a little bit about what DNS (domain name system) is. Every time a customer types in your web address, their computer makes a request to a DNS server. The DNS server, in turn, tells the computer where to go. says Zamani.

Technology 67

Technology DNS Cyber Insurance Insurance 67

Security Affairs

SEPTEMBER 25, 2020

Two vulnerabilities can allow authenticated attackers with local access to the target devices to execute arbitrary code. One vulnerability can be exploited by an authenticated attacker to access some parts of the user interface they normally should not be able to access.

Software 95

Software DNS Wireless Advertising 95

eSecurity Planet

SEPTEMBER 2, 2021

Domain-based Message Authentication, Reporting, and Conformance ( DMARC ) began gaining traction a few years ago as a way to validate the authenticity of emails. DMARC is based on email authentication, and much of the responsibility rests with senders and their DNS text resource records. Forensic Reports.

Ransomware 126

Ransomware DNS Small Business Authentication 126

Security Boulevard

JANUARY 25, 2024

Security platform providers like Judy Security offer a pre-engineered platform built with assurance of seamless integration, interoperability, and an umbrella of contiguous support that works. Effective pre-engineered platforms assure this is the case. This approach should not be confused with “bundling security products”.

Marketing 103

Marketing Engineering Risk Password Management 103

CyberSecurity Insiders

JUNE 29, 2023

Executive summary Credential harvesting is a technique that hackers use to gain unauthorized access to legitimate credentials using a variety of strategies, tactics, and techniques such as phishing and DNS poisoning. DMARC is a protocol used to authenticate emails and prevent phishing attacks by verifying the sender’s domain.

Phishing 85

Phishing Authentication Cyber threats DNS 85

SecureWorld News

MARCH 29, 2024

At its core, this tactic revolves around gaming the trust users put in reputable internet services, including search engines, and the familiarity they have with online advertising per se. One way or another, the fact persists that search engine abuse can amplify the problem.

Cybercrime 82

Cybercrime Advertising Engineering Antivirus 82

Security Boulevard

JANUARY 17, 2024

HTTP Authentication When attempting to have HTTP traffic egress an RBI security product, you must be prepared to authenticate to get out. It can automatically utilize stored NTLM credentials if available on a local system using the WinInet API if the proxy accepts it for basic or NTLM authentication.

DNS 64

DNS Penetration Testing Passwords Encryption 64

CyberSecurity Insiders

NOVEMBER 19, 2021

The ETP app is capable of grabbing a range of ETP events—including threat, AUP (Acceptable User Policy), DNS activity, network traffic, and proxy traffic events—and feeding them into the robust USM Anywhere correlation engine for threat detection and enrichment. Voice of the vendor.

Threat Detection 132

Threat Detection Engineering DNS Architecture 132

Daniel Miessler

MAY 8, 2020

Get their passwords changed (see above), and enable two-factor authentication. 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. Next come your social media accounts, and then any accounts that control IoT systems in your house. or 1.1.1.3

Passwords 255

Passwords DNS Accountability IoT 255

eSecurity Planet

JUNE 8, 2023

Email Authentication Protocols: SPF, DKIM, DMARC The three mutually-reinforcing email authentication protocols, Sender Policy Framework (SPF), DomainKeys Identified Mail (DKIM), and Domain-based Message Authentication Reporting and Conformance (DMARC) verify the authenticity of emails.

Firewall 79

Firewall DNS Authentication Malware 79

SecureList

JUNE 3, 2021

For added credibility, attackers can copy the design and style of a particular sender’s emails, stress the urgency of the task, and employ other social engineering techniques. To combat spoofing, several mail authentication methods have been created that enhance and complement each other: SPF, DKIM and DMARC. Ghost Spoofing.

Authentication 132

Authentication Social Engineering Phishing Identity Theft 132

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 74

DNS Computers and Electronics Penetration Testing Government 74

eSecurity Planet

AUGUST 23, 2023

Spear phishing is a highly effective technique as it uses personalization, mind manipulation, and social engineering to exploit human vulnerabilities. Using Social Engineering Methods Social engineering involves the manipulation of people’s psychology so that they respond in a specific way.

Phishing 98

Phishing Social Engineering Authentication Security Awareness 98

Cisco Security

SEPTEMBER 16, 2021

Last but not least, we used Umbrella to add DNS level visibility, threat intelligence and protection to the entire network. A plethora of SecureX orchestration content is available on our GitHub repo to help you find value in our automation engine in no time. Lets go over an example scenario which many customers may find themselves in.

DNS 106

DNS Authentication Technology Malware 106

Duo's Security Blog

DECEMBER 21, 2021

The Remote Desktop Protocol (RDP) feature for the Duo Network Gateway prompts users to authenticate only when necessary, instead of first having them try and fail, forcing them to try again after logging into the company’s virtual private network (VPN). If they need to authenticate, a browser will pop up and ask them to do so.

VPN 71

VPN Authentication DNS Architecture 71

eSecurity Planet

JANUARY 14, 2022

The combination of Prolexic, Edge DNS, and App & API Protector would be recommended for the highest quality of DDoS mitigation to keep applications, data centers, and internet-facing infrastructure (public or private) protected. It is architected for nonstop DNS availability and high performance, even across the largest DDoS attacks.

DDOS 124

DDOS DNS Firewall Media 124

Cisco Security

AUGUST 28, 2023

XDR (eXtended Detection and Response) Integrations At Black Hat USA 2023, Cisco Secure was the official Mobile Device Management, DNS (Domain Name Service) and Malware Analysis Provider. With the 10G capable broker node deployed it was time to install a special plugin from engineering.

Wireless 61

Wireless DNS Mobile Technology 61

SC Magazine

JULY 13, 2021

The most critical vulnerabilities to prioritize for patching affect the Exchange server, DNS server, Sharepoint server and Windows Kernel, said Bharat Jogi, senior manager, vulnerability and threat research at Qualys. CVE-2021-34448: Scripting Engine Memory Corruption Vulnerability. These are two vulnerabilities in the Windows kernal.

Marketing 119

Marketing DNS Media Engineering 119

Lenny Zeltser

NOVEMBER 3, 2023

For example, security teams can configure user authentication to require two-factor authentication (2FA) instead of merely reminding employees to enable 2FA. Another example of guardrails is the use of network security measures, such as DNS filtering, to restrict access to dangerous website categories.

Cybersecurity 100

Cybersecurity Accountability Engineering Authentication 100

Malwarebytes

JUNE 19, 2023

A particularly nasty slice of phishing, scamming, and social engineering is responsible for DoorDash drivers losing a group total of around $950k. Malwarebytes DNS filtering blocks malicious websites used for phishing attacks, as well as websites used to spread or control malware. How to avoid phishing Block known bad websites.

Scams 93

Scams Phishing Password Management Passwords 93

eSecurity Planet

DECEMBER 3, 2021

Russian software engineer Eugene Kaspersky’s frustration with the malware of the 80s and 90s led to the founding of antivirus and cybersecurity vendor Kaspersky Lab. The FaceTime bug definitely proves that your phone can be used as a remote listening device "without any authentication" — Marcus J.

Accountability 139

Accountability Cybersecurity Penetration Testing InfoSec 139

Pen Test Partners

DECEMBER 11, 2023

The two login events from the red IP address are the proxy server, with the first entry showing that Microsoft has interrupted the login and requested an MFA authentication. At some point just before 13:30 an email is received and, unfortunately the link is clicked. MFA was enforced on all connection attempts to all resources.

Phishing 65

Phishing Password Management Authentication Passwords 65

eSecurity Planet

MARCH 14, 2023

In this simple environment network security followed a simple protocol: Authenticate the user : using a computer login (username + password) Check the user’s permissions: using Active Directory or a similar Lightweight Directory Access Protocol (LDAP) Enable communication with authorized network resources (servers, printers, etc.)

Network Security 98

Network Security Firewall Penetration Testing Encryption 98

Cisco Security

MAY 24, 2021

Enforce security at the DNS layer. Cisco Umbrella analyses DNS queries to block requests to malicious domains, suspicious files or direct IP connections from command-and-control callbacks. Implement multi-factor authentication (MFA). Attacks are controlled via the internet. Inventory and monitor the industrial network.

Firewall 91

Firewall IoT DNS Cyber Attacks 91

eSecurity Planet

MARCH 25, 2022

RDP intrusions are typically the result of two attacker methods: brute force authentication attempts or a meddler-in-the-middle (MITM) attack. Remote desktop software’s sensitive influence over other devices means identity and access management (IAM), password security , and multi-factor authentication are critical for risk management.

VPN 117

VPN Software Authentication Encryption 117

NopSec

SEPTEMBER 1, 2023

CVE-2023-36846 is an arbitrary file upload vulnerability that is attributed to a lack of authentication checks on critical administrative functions. Researchers analyzed the code base of this software and found that a few core scripts lacked checks to verify the user was authenticated. One of which included webauth_operation.php.

Firewall 52

Firewall Authentication DNS Software 52

eSecurity Planet

MARCH 16, 2023

DNS attacks : DNS cache poisoning, or hijacking, redirects a legitimate site’s DNS address and takes users to a malicious site when they attempt to navigate to that webpage. It’s not a job for inexperienced IT or network personnel, since even an expert engineer can easily make a configuration mistake.

Network Security 107

Network Security Firewall Internet Internet 107