Remove 2020 Remove DNS Remove Encryption Remove Firewall
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Future Focused: Encryption and Visibility Can Co-Exist

Cisco Security

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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New Ttint IoT botnet exploits two zero-days in Tenda routers

Security Affairs

Unlike other IoT DDoS botnets, Ttint implements 12 remote access functions such as Socket5 proxy for router devices, tampering with router firewall and DNS settings, executing remote custom system commands. The vulnerability was detailed in July 2020 by the security researchers Sanjana Sarda.

IoT 138
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PurpleFox botnet variant uses WebSockets for more secure C2 communication

Security Affairs

The package also sets two registry values under the key “HKLMSYSTEMCurrentControlSetControlSession Manager” and runs a.vbs script that creates a Windows firewall rule to block incoming connections on ports 135, 139, and 445. . The final backdoor is a DLL file protected by the VMProtect. ” continues the analysis.

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Q&A: Accedian’s Michael Rezek on using ‘Network Traffic Analysis’ to defend hybrid networks

The Last Watchdog

I had a lively discussion at RSA 2020 with one of these vendors, Accedian , a 15-year-old company based in Montreal, Canada. So I may have a frontend web-tier server in one location, a backend database server in another location and application-tier server in yet another location, all hitting DNS servers.

IoT 164
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IoT Unravelled Part 3: Security

Troy Hunt

link] — Troy Hunt (@troyhunt) November 23, 2020 What appears to have happened is that in order to address "security vulnerabilities on the plug", TP-Link issued a firmware update that killed the HA integration. Looks like @tplinkuk broke it with a firmware update which will now break a bunch of stuff around the house.

IoT 358
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FBI warns cyber actors abusing protocols as new DDoS attack vectors

Security Affairs

According to our estimate, CoAP can reach up to 32 times (32x) amplification factor, which is roughly between the amplification power of DNS and SSDP.”. In February, Radware researchers reported that attackers were abusing the CVE-2020-2100 flaw in 12,000+ internet-facing Jenkins servers to mount reflective DDoS attacks.

DDOS 109
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Spying on satellite internet comms with a $300 listening station

Security Affairs

The academic researcher James Pavur, speaking at Black Hat 2020 hacking conference , explained that satellite internet communications are susceptible to eavesdropping and signal interception. Pavel explained that attackers could also collect information even when the traffic is encrypted.