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Building a scalable RAVPN architecture in Oracle Cloud Infrastructure using Cisco Secure Firewall

Cisco Security

With Cisco Secure Firewall, organizations are able to build a scalable RAVPN architecture on OCI, providing employees secure remote access to their organization’s resources from any location or endpoint. It enforces security at the DNS layer to block malware, phishing, and command and control callbacks over any port.

Firewall 106
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NSA, CISA issue guidance on Protective DNS services

SC Magazine

The National Security Agency (NSA) and Cybersecurity and Infrastructure Agency (CISA) released a joint information sheet Thursday that offers guidance on the benefits of using a Protective Domain Name System (PDNS). A PDNS service uses existing DNS protocols and architecture to analyze DNS queries and mitigate threats.

DNS 131
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Godlua backdoor, the first malware that abuses the DNS over HTTPS (DoH)

Security Affairs

Researchers at Network Security Research Lab of Qihoo 360 discovered a Lua-based backdoor dubbed Godlua that targets both Linux and Windows systems. The peculiarity of this new piece of malware is the ability to communicate with C2 servers via DNS over HTTPS ( DoH ). com domain. ” states the analysis.

DNS 81
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Network Security Architecture: Best Practices & Tools

eSecurity Planet

Network security architecture is a strategy that provides formal processes to design robust and secure networks. Effective implementation improves data throughput, system reliability, and overall security for any organization.

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A Reactive Cybersecurity Strategy Is No Strategy at All

CyberSecurity Insiders

By increasing visibility into DNS traffic, CISOs can detect, block, and respond to incidents more quickly as well as use this data to institute new controls and increase overall resiliency. When malware first breaches a network, it doesn’t make its presence known right away. The issue likely comes down to awareness.

DNS 140
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How to Prevent DNS Attacks: DNS Security Best Practices

eSecurity Planet

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.

DNS 113
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How to Secure DNS

eSecurity Planet

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. DNS spoofing or poisoning.

DNS 137