Krebs on Security

FEBRUARY 18, 2019

This post seeks to document the extent of those attacks, and traces the origins of this overwhelmingly successful cyber espionage campaign back to a cascading series of breaches at key Internet infrastructure providers. federal civilian agencies to secure the login credentials for their Internet domain records. That changed on Jan.

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Malwarebytes

JULY 4, 2022

After a good start, the Internet-enabled, technological revolution we are living through has hit some bumps in the road. To celebrate Independence Day we want to draw your attention to five technologies that could improve life, liberty and the pursuit of happiness on the Internet. DNS encryption.

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Internet Internet Technology DNS 112

CSO Magazine

APRIL 19, 2023

The Domain Name System (DNS) is often referred to as the phone book of the internet. DNS translates web addresses, which people use, into IP addresses, which machines use. But DNS was not designed with security in mind. This has only worsened with the adoption of encrypted DNS, known as DNS-over-HTTPS (DoH).

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Bleeping Computer

JUNE 29, 2021

Microsoft has added a privacy feature to Windows 11 called DNS-over-HTTPS, allowing users to perform encrypted DNS lookups to bypass censorship and Internet activity. [.].

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Security Boulevard

MAY 20, 2022

What Is DNS Spoofing and How Is It Prevented? What Is the DNS and DNS Server? . To fully understand DNS spoofing, it’s important to understand DNS and DNS servers. The DNS “domain name system” is then what translates the domain name into the right IP address. What Is DNS Spoofing? .

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DNS Cyber Attacks Encryption Risk 98

Cisco Security

MARCH 16, 2021

Hiding internet activity strengthens privacy—but also makes it easier for bad actors to infiltrate the network. 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.

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Google Security

MARCH 28, 2024

Tianhao Chi and Puneet Sood, Google Public DNS The Domain Name System (DNS) is a fundamental protocol used on the Internet to translate human-readable domain names (e.g., When a user enters a domain name in their browser, the DNS resolver (e.g. Google Public DNS). www.example.com) into numeric IP addresses (e.g.,

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Security Affairs

FEBRUARY 12, 2024

Public Wi-Fi users are prime targets for MITM attacks because the information they send is often not encrypted, meaning it’s easy for hackers to access your data. Look for the “https” in the website’s URL—it means there’s some level of encryption.

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Security Affairs

NOVEMBER 26, 2019

Researchers at SEC Consult Vulnerability Lab discovered multiple issues in several security products from Fortinet, including hardcoded key and encryption for communications. “ Fortinet products, including FortiGate and Forticlient regularly send information to Fortinet servers (DNS: guard.fortinet.com) on. Pierluigi Paganini.

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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. The attacker also obtained free encryption certificates for escrow.com from Let’s Encrypt.

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Malwarebytes

JUNE 5, 2022

The open-source project lets people browse the Internet more anonymously by routing their traffic across different nodes before making a final connection between their device and a desired website. The post Tor’s (security) role in the future of the Internet, with Alec Muffett appeared first on Malwarebytes Labs.

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SecureList

DECEMBER 18, 2020

For instance, before making the first internet connection to its C2s, the Sunburst malware lies dormant for a long period, of up to two weeks, which prevents an easy detection of this behavior in sandboxes. In the initial phases, the Sunburst malware talks to the C&C server by sending encoded DNS requests. avsvmcloud[.]com”

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Malwarebytes

DECEMBER 1, 2023

For a “normal” connection to a website, a Domian Name System (DNS) finds the IP address for the requested domain name. As I explained in the blog DNS hijacks: what to look for , DNS is the phonebook of the internet to the effect that the input is a name and the output is a number.

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Malwarebytes

AUGUST 13, 2021

It should do this without slowing your Internet too noticeably. Your Internet Service Provider (ISP) assigns a unique IP address to your router, the device that connects the computers, phones, and tablets in your house to the Internet. Testing for DNS and WebRTC leaks. VPN privacy test.

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Krebs on Security

FEBRUARY 4, 2019

Spammy Bear targeted dormant but otherwise legitimate domains that had one thing in common: They all at one time used GoDaddy’s hosted Domain Name System (DNS) service. The domains documented by MyOnlineSecurity all had their DNS records altered between Jan. 31 and Feb. 22 report on the GoDaddy weakness. Image: Farsight Security.

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Security Affairs

AUGUST 10, 2020

An attacker could use $300 worth of off-the-shelf equipment to eavesdrop and intercept signals from satellite internet communications. The academic researcher James Pavur, speaking at Black Hat 2020 hacking conference , explained that satellite internet communications are susceptible to eavesdropping and signal interception.

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Krebs on Security

JANUARY 24, 2020

13, 2020, which was the date the fraudsters got around to changing the domain name system (DNS) settings for e-hawk.net. That alert was triggered by systems E-HAWK had previously built in-house that continually monitor their stable of domains for any DNS changes. Dijkxhoorn said his company first learned of the domain theft on Jan.

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The Last Watchdog

JUNE 1, 2021

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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eSecurity Planet

MAY 24, 2023

At a high level, DKIM enables an organization to provide encryption hash values for key parts of an email. Using public-private encryption key pairs, receiving email servers can compare the received email hash value against the received hash value to validate if any alterations took place in transit.

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Krebs on Security

APRIL 4, 2024

Launched in 2008, privnote.com employs technology that encrypts each message so that even Privnote itself cannot read its contents. Other Privnote phishing domains that also phoned home to the same Internet address as pirwnote[.]com The real Privnote, at privnote.com. And it doesn’t send or receive messages. com include privnode[.]com

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Security Affairs

AUGUST 10, 2020

Our findings show that both Telenor and MPT block websites using DNS tampering. MPT is ignoring the DNS requests to the blocked domains, while Telenor is redirecting them to an IP address outside of the country. The block page uses the domain “ urlblocked.pw ” registered the 26th of March 2020 with a free Let’s encrypt certificate.

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CyberSecurity Insiders

APRIL 12, 2023

E-mail, also referred to as electronic mail, is an internet service which allows people and digital services to transmit messages(letters) in electronic form across Internet. SPF: also known as Sender Policy Framework, is a DNS record used for authentication mechanism in email addresses. What is an e-mail?

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Webroot

FEBRUARY 16, 2021

In recent months, you’ve likely heard about DNS over HTTPS , also known as DNS 2.0 and DoH, which is a method that uses the HTTPS protocol to encrypt DNS requests, shielding their contents from malicious actors and others who might misuse such information. Ultimately, this DNS privacy upgrade has been a long time coming.

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Malwarebytes

JULY 26, 2022

Part 1: Your data has been encrypted! Part 1: Your data has been encrypted! As you can see, our files have in fact been encrypted by the ransomware across multiple directories with the “ encrypt ” extension. Let’s start a ping to Google’s DNS server. encrypted versions of the same file. .

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NetSpi Technical

OCTOBER 19, 2023

As these are pointing at localhost, it is very likely this is being used as a way to prevent outbound internet access. Moving on, lets see if we can get outbound internet access. It looks like there is no route out from the container to the Internet. Let’s try DNS. Let’s see if we can connect to that and grab the HTML.

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Schneier on Security

MAY 1, 2018

Researchers at Princeton University have released IoT Inspector , a tool that analyzes the security and privacy of IoT devices by examining the data they send across the Internet. QuickDDNS is a Dynamic DNS service provider operated by Dahua. They've already used the tool to study a bunch of different IoT devices. No surprises there.

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Cisco Security

AUGUST 11, 2021

We looked at REvil, also known as Sodinokibi or Sodin, earlier in the year in a Threat Trends blog on DNS Security. In it we talked about how REvil/Sodinokibi compromised far more endpoints than Ryuk, but had far less DNS communication. Figure 1-DNS activity surrounding REvil/Sodinokibi. Encrypting files.

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Google Security

MAY 25, 2023

At Cloudflare, we believe encryption should be free for all; we pioneered that for all our customers back in 2014 when we included encryption for free in all our products. Their technical expertise guarantees they'll be able to scale to meet the needs of an increasingly encrypted Internet," says Matthew Prince, CEO, Cloudflare.

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eSecurity Planet

DECEMBER 8, 2023

Domain name service (DNS) attacks threaten every internet connection because they can deny, intercept, and hijack connections. With the internet playing an increasing role in business, securing DNS plays a critical role in both operations and security. Everything You Need to Know.

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eSecurity Planet

AUGUST 8, 2022

The signature-based email authentication technique called DKIM merges the specifications for domain keys and identified-internet-mail specifications. A public key is stored with the Domain Name System (DNS) for download by any email server receiving emails with the encrypted digital signature. What is SPF?

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eSecurity Planet

JULY 25, 2022

The domain name system (DNS) is basically a directory of addresses for the internet. Your browser uses DNS to find the IP for a specific service. For example, when you enter esecurityplanet.com, the browser queries a DNS service to reach the matching servers, but it’s also used when you send an email.

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Krebs on Security

MARCH 28, 2021

The group looks for attacks on Exchange systems using a combination of active Internet scans and “honeypots” — systems left vulnerable to attack so that defenders can study what attackers are doing to the devices and how. I’d been doxed via DNS. ” What was the subdomain I X’d out of his message?

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Identity IQ

MARCH 9, 2023

IdentityIQ We rely on the internet, from communicating with loved ones on social media to working and conducting business. If you can connect to the network without a password, open your web browser and see if you can browse the internet. Use a VPN A VPN encrypts your traffic with military-grade encryption.

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Security Affairs

SEPTEMBER 25, 2022

builder Over 39K unauthenticated Redis services on the internet targeted in cryptocurrency campaign Hackers stole $160 Million from Crypto market maker Wintermute U.S. builder Over 39K unauthenticated Redis services on the internet targeted in cryptocurrency campaign Hackers stole $160 Million from Crypto market maker Wintermute U.S.

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Security Affairs

SEPTEMBER 22, 2021

For the specific DNS-based MITM attack used above, the attacker must race DNS queries from the Circle update daemon. Other MitM attacks that do not rely on DNS manipulation will also allow an attacker to exploit this vulnerability.” ” concludes the report.

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CyberSecurity Insiders

MARCH 21, 2021

With a VPN like Surfshark to encrypt your online traffic and keep it protected against any security breach, your valuable data isn’t going to get compromised easily anytime soon. In fact, over 25% of small businesses are using a VPN to access the internet. Protecting your data is very simple. Before you get Surfshark though, .

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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. This interference is a major catalyst for double extortion that involves both a breach and data encryption.

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