eSecurity Planet

MAY 28, 2021

We look at three RSAC 2021 sessions and some of the most daunting vulnerabilities presented by the SANS Institute, Cybersecurity and Infrastructure Security Agency (CISA), and Varonis Systems. The SANS Institute presentation, “ The Five Most Dangerous New Attack Techniques ,” is an RSAC staple by this point.

Software 117

Software Firmware DNS VPN 117

eSecurity Planet

JUNE 8, 2023

We will present these options in two categories: a priority tier and an advanced capability tier. It can be time consuming to establish these protocols on an organization’s DNS servers, but doing so will provide two key benefits.

Firewall 79

Firewall DNS Authentication Malware 79

Kali Linux

NOVEMBER 27, 2022

In Secure Kali Pi (2022) , the first blog post in the Raspberry Pi series, we set up a Raspberry Pi 4 with full disk encryption. 4.2.2.2 # DNS servers to pass (not really required for our needs) opt lease 600 # 10 minute DHCP lease And we create our hook which copies in our DHCP config, /etc/initramfs-tools/hooks/udhcpd : #!

Firmware 52

Firmware Wireless Passwords VPN 52

eSecurity Planet

MARCH 14, 2023

Encryption will regularly be used to protect the data from interception. In the broadest sense, defense in depth uses: Data security : protects data at rest and in transit such as encryption, database security, message security, etc. DNS security (IP address redirection, etc.), for unauthorized access.

Network Security 98

Network Security Firewall Penetration Testing Encryption 98

Troy Hunt

JANUARY 10, 2018

To be crystal clear, none of this is "hacking", it will merely involve looking at how the system responds to legitimate requests and observing the gap between what it does at present and what it ideally should do. They also blacklist vpn IP addresses. Geo-Blocking is (Almost) Useless. and it's accessible all over the world.

Hacking 279

Hacking Government Risk Encryption 279

Malwarebytes

MAY 12, 2021

Receivers are not required to check whether every fragment that belongs to the same frame is encrypted with the same key and will reassemble fragments that were decrypted using different keys. CVE-2020-24587 : Mixed key attack (reassembling fragments encrypted under different keys). reassembling mixed encrypted/plaintext fragments.

Encryption 86

Encryption Firewall Authentication DNS 86

McAfee

SEPTEMBER 14, 2021

The PlugX families we observed used DNS [ T1071.001 ] [ T1071.004 ] as the transport channel for C2 traffic, in particular TXT queries. Another clue that helped us was the use of DNS tunneling by Winnti which we discovered traces of in memory. The hardcoded 208.67.222.222 resolves to a legitimate OpenDNS DNS server. 180.50.*.*.

Malware 144

Malware DNS Accountability Manufacturing 144

eSecurity Planet

MARCH 16, 2023

DNS attacks : DNS cache poisoning, or hijacking, redirects a legitimate site’s DNS address and takes users to a malicious site when they attempt to navigate to that webpage. VPN Vulnerabilities Although VPNs create a private tunnel for organizations’ network communications, they can still be breached.

Network Security 108

Network Security Firewall Internet Internet 108

Cisco Security

AUGUST 28, 2023

We appreciate Iain Thompson of The Register , for taking time to attend a NOC presentation and tour the operations. XDR (eXtended Detection and Response) Integrations At Black Hat USA 2023, Cisco Secure was the official Mobile Device Management, DNS (Domain Name Service) and Malware Analysis Provider.

Wireless 69

Wireless DNS Mobile Technology 69

eSecurity Planet

JUNE 22, 2022

However, many of these VPN solutions have three significant issues. First, VPNs can be difficult to set up, secure and maintain. Second, VPNs do not scale well and can become congested. Users might decide to bypass the hassle of VPNs and access those cloud resources directly without any additional security protection.

VPN 108

VPN Authentication Small Business Encryption 108

SecureList

APRIL 27, 2021

The attackers used vulnerabilities in an SSL-VPN product to deploy a multi-layered loader we dubbed Ecipekac (aka DESLoader, SigLoader and HEAVYHAND). Finally, we present similarities with known TTPs of the MuddyWater group and attribute this campaign to them with medium confidence.

Malware 141

Malware Spyware Government Social Engineering 141

eSecurity Planet

MAY 2, 2024

50,000 DDoS attacks on public domain name service (DNS) resolvers. 553% increase in DNS Flood attacks from 1H 2020 to 2H 2023. DDoS attacks on single networks or websites render them unavailable, but DDoS attacks on DNS resolvers bring down all networks and websites using that DNS resource.

Cybersecurity 119

Cybersecurity DDOS Penetration Testing Passwords 119