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Threat Trends: DNS Security, Part 2

Cisco Security

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. For example, those in the financial services industry may see more activity around information stealers; others in manufacturing may be more likely to encounter ransomware.

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MY TAKE: Why DDoS weapons will proliferate with the expansion of IoT and the coming of 5G

The Last Watchdog

The Spamhaus attacker, for instance, noticed that there were literally millions of domain name system (DNS) resolvers that remained wide open all over the internet. DNS resolvers were the early building blocks of the internet: they resolved a domain names, such as spamhaus.org, to a specific IP address. A10 Networks’ report found 6.3

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IoT Inspector Tool from Princeton

Schneier on Security

From their blog post : Finding #3: Many IoT Devices Contact a Large and Diverse Set of Third Parties In many cases, consumers expect that their devices contact manufacturers' servers, but communication with other third-party destinations may not be a behavior that consumers expect. Halo Smoke Detector. Geeni Light Bulb.

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A week in security (January 20 – January 26)

Malwarebytes

Update now Warning: Dont sell or buy a second hand iPhone with TikTok already installed Texas scrutinizes four more car manufacturers on privacy issues Last week on ThreatDown: What is SQL injection (SQLi), and how can it be prevented? Mastercard fixes potentially catastrophic DNS typo Stay safe!

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Winnti Group was planning a devastating supply-chain attack against Asian manufacturer

Security Affairs

Winnti Group is back with a new modular Win backdoor that was used to infect the servers of a high-profile Asian mobile hardware and software manufacturer. The organizations is major mobile hardware and software manufacturer based in Asia, experts contacted it to alert the company of the infection. Pierluigi Paganini.

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French Firms Rocked by Kasbah Hacker?

Krebs on Security

Other victims included one of France’s largest hospital systems; a French automobile manufacturer; a major French bank; companies that work with or manage networks for French postal and transportation systems; a domestic firm that operates a number of airports in France; a state-owned railway company; and multiple nuclear research facilities.

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Usage of TLS in DDNS Services leads to Information Disclosure in Multiple Vendors

Security Affairs

The use of Dynamic DNS (DDNS) services embedded in appliances can potentially expose data and devices to attacks. The use of Dynamic DNS (DDNS) services embedded in appliances, such as those provided by vendors like Fortinet or QNAP, carries cybersecurity implications. For instance, suppose firewall manufacturer ACME Inc.

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