The Hacker News

NOVEMBER 11, 2022

When you are trying to get another layer of cyber protection that would not require a lot of resources, you are most likely choosing between a VPN service & a DNS Security solution. Let's discuss both. It establishes a

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Vipre

JANUARY 27, 2021

Most of you have probably heard about encrypted DNS (DNS-over-HTTPS or DoH, and DNS-over-TLS or DoT) and have noticed that several of the major browser vendors have rolled out support for these newer protocols. Maybe you don’t even run your own DNS server, so why would you care? is the OS’s problem.

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Malwarebytes

JULY 12, 2021

Firefox recently announced that it will be rolling out DNS-over-HTTPS (or DoH) soon to one percent of its Canadian users as part of its partnership with CIRA (the Canadian Internet Registration Authority), the Ontario-based organization responsible for managing the.ca The DNS resolver the request is sent to also sees the DNS request, too.

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DNS Encryption Internet Internet 116

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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Krebs on Security

FEBRUARY 18, 2019

” The DNS part of that moniker refers to the global “ D omain N ame S ystem ,” 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. PASSIVE DNS.

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Security Affairs

MARCH 17, 2022

Researchers uncovered a new Linux botnet, tracked as B1txor20, that exploits the Log4J vulnerability and DNS tunnel. The name B1txor20 is based on the file name “b1t” used for the propagation and the XOR encryption algorithm, and the RC4 algorithm key length of 20 bytes. ” reads the analysis published by the experts.

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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

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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DNS Encryption Internet Internet 112

Heimadal Security

MARCH 29, 2023

Hackers can use C&C or C2 servers to create botnets and launch DDoS attacks, steal, delete, and/or encrypt data. Techniques and DNS Security Risks appeared first on Heimdal Security Blog. Their goal is to direct infected devices into performing further malicious activities on the host or network.

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Malwarebytes

JUNE 1, 2022

That’s where DNS filtering comes in. But first, DNS in a nutshell. So normally, every time your 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. But which web-based cyberthreats in particular does DNS filtering stop, you ask?

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Schneier on Security

JUNE 22, 2021

Those are your IP address (who and exactly where you are) and your DNS request (the address of the website you want, in numeric form). Once the two pieces of information are split, Private Relay encrypts your DNS request and sends both the IP address and now-encrypted DNS request to an Apple proxy server.

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Security Affairs

SEPTEMBER 19, 2020

The popular encrypted email service Tutanota was hit with a series of DDoS attacks this week targeting its website fist and its DNS providers later. Encrypted email service, Tutanota suffered a series of DDoS attacks that initially targeted the website and later its DNS providers. ” continues the post.

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Cisco Security

MARCH 16, 2021

In fact, 63% of threats detected by Cisco Stealthwatch in 2019 were in encrypted traffic. The European Union is concerned enough that it drafted a resolution in November 2020 to ban end-to-end encryption, prompting outcry from privacy advocates. Keeping your destination private: DNS over HTTPS.

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Encryption DNS Threat Detection Internet 85

Tech Republic Security

AUGUST 7, 2020

and DNS-over-HTTPS (DoH) are implemented or they won't be able to analyze network traffic and detect cyberthreats, warns Forrester Research. Security professionals must act before TLS 1.3

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Security Affairs

APRIL 7, 2024

The flaw affects multiple D-Link NAS devices, including models DNS-340L, DNS-320L, DNS-327L, and DNS-325. The flaw impacts the following devices: DNS-320L Version 1.11, Version 1.03.0904.2013, Version 1.01.0702.2013 DNS-325 Version 1.01 DNS-327L Version 1.09, Version 1.00.0409.2013 DNS-340L Version 1.08

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Internet Internet DNS Hacking 124

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. In May 2022, security firm Malwarebytes published a two 1 -part 2 blog about a malware sample that utilizes DNS as its sole channel for C2 communication. Introduction.

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DNS Engineering Malware Encryption 66

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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DNS Internet Internet Encryption 78

Security Affairs

MARCH 3, 2024

The recent sample of Linux variants of BIFROSE employes RC4 encryption to encrypt the collected victim data. The researchers observed the malware trying to contact a Taiwan-based public DNS resolver with the IP address 168.95.1[.]1. com by using the public DNS resolver at 168.95[.]1.1.

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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 74

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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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. FIDO2 is a specification that uses public key encryption for authentication.

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Internet Internet Technology DNS 116

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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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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The Hacker News

MARCH 16, 2022

Qihoo 360's Netlab security team called it B1txor20 "based on its propagation using the file name 'b1t,' the XOR encryption algorithm, and the RC4 algorithm key length of 20 bytes.".

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DNS Encryption 101

Cisco Security

SEPTEMBER 24, 2021

It’s a forward-looking idea to improve DNS security. DDR allows for upgrading from insecure DNS to secure DNS. As the pioneers of secure DNS, Cisco Umbrella is once again at the forefront of policy enforcement and interoperability – ultimately making DNS more secure. And there’s more.

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DNS Encryption Advertising Technology 106

Security Affairs

MARCH 4, 2020

Let’s Encrypt is going to revoke over 3 million certificates today due to a flaw in the software used to verify users and their domains before issuing a certificate. A bug in Let’s Encrypt’s certificate authority (CA) software, dubbed Boulder, caused the correct validation for some certificates.

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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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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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Phishing DNS Social Engineering Accountability 279

CyberSecurity Insiders

FEBRUARY 16, 2023

So, to avoid such troubles from file encrypting malware, the following are the steps to follow to protect backups from being corrupted with encryption- Update- It is a known fact that back-up systems are the first to receive OS updates and so admins should subscribe to automatic updates for backup software.

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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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DNS Ransomware Accountability Internet 230

WIRED Threat Level

OCTOBER 3, 2018

Alphabet subsidiary Jigsaw is using a new app to give DNS encryption protections to any Android smartphone from the last seven years.

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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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DNS Social Engineering Engineering Accountability 252

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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Dark Reading

JANUARY 19, 2021

Best practices for a shifting visibility landscape.

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DNS Encryption 83

Schneier on Security

APRIL 18, 2018

Interesting idea : we present Oblivious DNS (ODNS), which is a new design of the DNS ecosystem that allows current DNS servers to remain unchanged and increases privacy for data in motion and at rest. The authoritative server then forwards the DNS request to the appropriate name server, acting as a recursive resolver.

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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

When you use a VPN, you create an impenetrable, encrypted tunnel between your computer and your VPN provider, and then join the Internet from one of your VPN provider’s computers. The encrypted tunnel between you and your VPN provider stops your ISP, rogue Wi-Fi hotspots or other interlopers snooping on your traffic.

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