Cisco Security

MARCH 23, 2021

This is what we covered in part one of this Threat Trends release on DNS Security, using data from Cisco Umbrella , our cloud-native security service. This time we’ll be comparing yearly totals of DNS traffic to malicious sites, by industry. As in part one, we’ll be looking at data covering the calendar year of 2020.

DNS 142

DNS Financial Services Manufacturing Healthcare 142

SecureWorld News

JANUARY 22, 2025

Limitations of traditional security measures While organizations typically rely on email filters, firewalls, and antivirus software, these solutions often fall short against AI-powered phishing attacks.

Phishing 107

Phishing Threat Detection Social Engineering DNS 107

eSecurity Planet

FEBRUARY 4, 2022

The best internet security software comes in several different forms, giving businesses all of the protection they need to identify and stop malware before it causes bigger problems. Antivirus Software WiFi 6 Routers Virtual Private Networks Password Managers Email Security Software Web Application Firewall Bot Management Software.

Internet 144

Internet Internet Software Antivirus 144

Security Affairs

AUGUST 4, 2024

A China-linked APT, tracked as StormBamboo, compromised an internet service provider (ISP) to poison software update mechanisms with malware. The threat actors targeted insecure software update mechanisms to install malware on macOS and Windows victim machines. The company linked the attacks to StormBamboo APT group.

Malware 143

Malware DNS Firewall Software 143

Krebs on Security

APRIL 13, 2022

Microsoft on Tuesday released updates to fix roughly 120 security vulnerabilities in its Windows operating systems and other software. “Microsoft advises blocking TCP port 445 at the perimeter firewall, which is strong advice regardless of this specific vulnerability. National Security Agency (NSA).

DNS 313

DNS Internet Internet Firewall 313

eSecurity Planet

JANUARY 5, 2024

A firewall policy is a set of rules and standards designed to control network traffic between an organization’s internal network and the internet. Featured Partners: Next-Gen Firewall (NGFW) Software Learn more Table of Contents Toggle Free Firewall Policy Template What Are the Components of Firewall Policies?

Firewall 109

Firewall Penetration Testing DNS Network Security 109

Krebs on Security

MARCH 2, 2020

HYAS said it quickly notified the French national computer emergency team and the FBI about its findings, which pointed to a dynamic domain name system (DNS) provider on which the purveyors of this attack campaign relied for their various malware servers. ‘FATAL’ ERROR. 001” Skype account. Throughout multiple posts, Fatal.001

DNS 294

DNS Penetration Testing Malware Hacking 294

Security Affairs

SEPTEMBER 25, 2020

Cisco patched 34 high-severity flaws affecting its IOS and IOS XE software, some of them can be exploited by a remote unauthenticated attacker. Cisco on Thursday released security patches for 34 high-severity vulnerabilities affecting its IOS and IOS XE software. Copyright (C) 2014 Media.net Advertising FZ-LLC All Rights Reserved -->.

Software 111

Software DNS Wireless Advertising 111

CSO Magazine

JANUARY 19, 2021

Security researchers have found several serious vulnerabilities in dnsmasq, a utility used in many Linux-based systems, especially routers and other IoT devices, to provide DNS services. Dnsmasq is a lightweight tool that provides DNS caching, DNS forwarding and DHCP (Dynamic Host Configuration Protocol) services.

DNS 104

DNS CSO IoT Software 104

Troy Hunt

JULY 19, 2018

This means they can do everything from cache responses to stop potentially malicious threats to apply firewall rules to block certain user agents or IP addresses. Onto the next piece and per the title, it's going to involve DNS rollover. As such, I need to roll DNS to go from pointing to one Function app to another one.

DNS 139

DNS Passwords Firewall Authentication 139

eSecurity Planet

SEPTEMBER 3, 2022

For example, the 2016 DDoS attack on the Dyn managed domain name service (DNS) caused the DNS service to fail to respond to legitimate DNS inquiries and effectively shut down major sites such as PayPal, Spotify, Twitter, Yelp, and many others. Also read: How to Secure DNS. Types of DDoS Attacks.

DDOS 145

DDOS DNS Firewall Internet 145

The Last Watchdog

DECEMBER 13, 2020

It incorporates zero-trust technologies and software-defined wide area networking (SD-WAN). It can also deploy web filtering, threat prevention, DNS security, sandboxing, data loss prevention, next-generation firewall policies, information security and credential theft prevention. . But it much further.

IoT 214

IoT B2C B2B VPN 214

eSecurity Planet

JULY 30, 2021

DxOdyssey (DxO) is a Software Defined Perimeter (SDP) solution that enables secure, available, per-application connectivity between remote users, edge devices, sites, and clouds. Express Micro-Tunnels have built-in failover and don’t require DNS resolution. Unisys Stealth.

Software 131

Software Architecture Technology Risk 131

Webroot

MARCH 9, 2021

DNS (Domain Name System) is especially vulnerable. One of the most common methods of infiltration includes internet-based attacks, such as Denial of Service (DoS), Distributed Denial of Service (DDoS) and DNS poisoning. However, cybercriminals can also use legal DNS traffic surveillance to their advantage.

Hacking 132

Hacking DNS Surveillance Cybercrime 132

Webroot

MARCH 29, 2021

A firewall with the right threat intelligence embedded could have blocked communications with the command-and-control server thus preventing a Trojanized Orion install from connecting back to the attackers and stopping them from furthering the attack. Outside of the corporate firewall, it is the Wild West.

Hacking 137

Hacking DNS Firewall Malware 137

eSecurity Planet

DECEMBER 2, 2021

A next-generation firewall (NGFW) is an important component of network security and represents the third generation of firewall technology. NGFWs provide capabilities beyond that of a traditional, stateful firewall , including cloud-delivered threat intelligence , integrated intrusion prevention , and application awareness and control.

Firewall 131

Firewall DNS Network Security Artificial Intelligence 131

CyberSecurity Insiders

MAY 18, 2022

These developments have made the perimeter so porous that the old approach of simply hiding behind a firewall and keeping the rest of the world at bay is no longer feasible. Once this communication is blocked, the malicious software essentially becomes inert. So why aren’t more organizations taking advantage of protective DNS?

DNS 140

DNS Cybersecurity CISO Social Engineering 140

eSecurity Planet

NOVEMBER 3, 2022

For effective DDoS defense, priority for patching and updates should be placed on devices between the most valuable resources and the internet such as firewalls, gateways , websites, and applications. See the Best Patch Management Software & Tools. If the organization does not use it, UDP access to port 53 (DNS) should be blocked.

DDOS 126

DDOS Firewall DNS Architecture 126

Security Affairs

SEPTEMBER 26, 2024

In August, Volexity researchers reported that a China-linked APT group, tracked as StormBamboo (aka Evasive Panda , Daggerfly , and StormCloud), successfully compromised an undisclosed internet service provider (ISP) in order to poison DNS responses for target organizations. The company linked the attacks to StormBamboo APT group.

Internet 128

Internet Internet DNS Telecommunications 128

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. Changing firewall rules.

Ransomware 145

Ransomware DNS Encryption Backups 145

Security Affairs

APRIL 21, 2022

Umbrella integrates secure web gateway, firewall, DNS-layer security, and cloud access security broker (CASB) functionality to protect systems against threats. The flaw affects the Cisco Umbrella Virtual Appliance for both VMWare ESXi and Hyper-V running a software version earlier than 3.3.2.

DNS 127

DNS Internet Internet Firewall 127

eSecurity Planet

APRIL 14, 2023

Cloudflare’s bot management solution is integrated with its Content Delivery Network (CDN) and web application firewall , which allows for more comprehensive protection against bot attacks. The company also offers a range of additional cybersecurity solutions, including DDoS protection, web application firewalls, and DNS services.

Software 110

Software DDOS Accountability Firewall 110

Malwarebytes

APRIL 13, 2021

A set of vulnerabilities has been found in the way a number of popular TCP/IP stacks handle DNS requests. Yes, the researchers found 9 DNS-related vulnerabilities that have the potential to allow attackers to take targeted devices offline or to gain control over them. Basically, you could say DNS is the phonebook of the internet.

IoT 84

IoT DNS Internet Internet 84

SC Magazine

MARCH 31, 2021

billion in damages, ruling the company copied at least four of Centripetal’s patented software and network security designs in their switches, routers and firewalls. Last October a judge ordered Cisco Systems to pay $1.9 The court denied Cisco a new trial earlier this week.

Firewall 114

Firewall Artificial Intelligence Network Security Technology 114

eSecurity Planet

APRIL 26, 2024

Server: Provides powerful computing and storage in local, cloud, and data center networks to run services (Active Directory, DNS, email, databases, apps). Cloud infrastructure: Consists of the virtualized versions of network components that reside in as-a-service environments (software, platform, infrastructure).

Architecture 121

Architecture Network Security Firewall Risk 121

Malwarebytes

MAY 25, 2022

Change your device’s default password to a strong one Limit the number of IP addresses your IoT device connects to Enable over-the-air (OTA) software updates Use a network firewall Use DNS filtering Consider setting up a separate network for your IoT device(s) When you’re not using your IoT device, turn it off.

Malware 142

Malware IoT DDOS DNS 142

McAfee

DECEMBER 1, 2021

CVE-2021-20322: Of all the words of mice and men, the saddest are, “it was DNS again.” Palo Alto Networks (PAN) firewalls that use its GlobalProtect Portal VPN running PAN-OS versions older than 8.1.17 Next, call up whoever manages your firewall and demand they power it down immediately – use threats if you must.

DNS 90

DNS Firewall VPN Internet 90

Security Affairs

MARCH 17, 2022

“MikroTik devices have unique hardware and software, RouterBOARD and RouterOS. It also looks for scheduled tasks, traffic redirection rules (NAT and other rules), DNS cache poisoning, default port changes, non-default users, suspicious files, as well as proxy, SOCKS and firewall rules. Pierluigi Paganini.

Malware 132

Malware DNS Ransomware Passwords 132

Security Affairs

JANUARY 10, 2020

The flaw resides in the hardware and software component of Broadcom chips called a spectrum analyzer that protects the cable modem from signal surges and disturbances coming via the coax cable. A ‘DNS Rebinding’ attack allows any website to create a DNS name that they are authorized to communicate with, and then make it resolve to localhost.

Firmware 96

Firmware DNS Manufacturing Advertising 96

Cisco Security

AUGUST 26, 2022

This new integration supports Umbrella proxy, cloud firewall, IP, and DNS logs. This integration expands on Elastic’s on-going expansion of Cisco integrations including ASA, Nexus, Meraki, Duo and Secure Firewall Threat Defense. New Cisco Firepower Next-Gen Firewall Integrations. Read more here. Read more here.

Firewall 144

Firewall Authentication Passwords Threat Detection 144

Security Affairs

DECEMBER 22, 2021

The tool allows security teams to scan their infrastructure for Log4J RCE vulnerability and discover web application firewall (WAF) bypasses that can result be exploited to execute arbitrary code on the target’s infrastructure. Supports DNS callback for vulnerability discovery and validation. Fuzzing for JSON data parameters.

DNS 125

DNS Firewall Cyber threats Cybersecurity 125

eSecurity Planet

APRIL 7, 2023

DMZ networks typically contain external-facing resources such as DNS, email, proxy and web servers. The DMZ should be set up with at least one gateway device (typically a firewall ) that will filter external network packets through to the DMZ and monitor for unusual traffic or activity.

Architecture 103

Architecture Firewall Network Security Technology 103

Identity IQ

MARCH 9, 2023

Finally, install security software on your device to protect yourself from future attacks. Keep Your Software Up to Date Making sure your operating system and your software are up to date is important for security. Many routers come with a basic firewall built in, but you can also install software firewalls on your computers.

VPN 98

VPN Antivirus Identity Theft Passwords 98

eSecurity Planet

MAY 25, 2022

IDS and IPS solutions help fill in the gaps between endpoint protection , firewalls , and other parts of the security stack. Even the smallest organizations know that they should implement firewalls and endpoint protection solutions. This equipment usually cannot be protected by antivirus solutions or device-specific firewalls.

Firewall 110

Firewall Wireless Software Encryption 110

eSecurity Planet

SEPTEMBER 25, 2023

The free tier includes application connector software, device client (agent) software, ZTNA, SWG, and in-line CASB. The lowest tier of Cloudflare One provides support for 50 users maximum, 24 hours of activity logging, and up to three network locations for office-based DNS filtering.

DNS 98

DNS DDOS IoT Firewall 98

eSecurity Planet

MAY 2, 2024

The vendor reports show that most attackers want credentials, most malware development is in credential-stealing software, and the market for stolen credentials is booming: Cisco: Found 54% of organizations experienced a cybersecurity incident; and of those incidents, 54% involved phishing and 37% involved credentials stuffing.

Cybersecurity 122

Cybersecurity DDOS Penetration Testing Passwords 122

eSecurity Planet

MAY 19, 2022

The development of software-defined wide area networking ( SD-WAN ) has given enterprise administrators flexibility akin to virtualization to manage distributed networks and users globally. EdgeConnect Enterprise critically comes with firewall , segmentation , and application control capabilities. Features: Cato Edge SD-WAN and SASE.

Firewall 121

Firewall Architecture Encryption Network Security 121