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How to Monitor Traffic Through Transit Gateways

Kentik

For AWS cloud networks, the Transit Gateway provides a way to route traffic to and from VPCs, regions, VPNs, Direct Connect, SD-WANs, etc. However, AWS offers no easy way to gain visibility into traffic that crosses these devices — unless you know how to monitor Transit Gateways. data centers, offices, branches, etc.).

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Cato CTRL Threat Brief: CVE-2024-3661 – VPN Vulnerability (“TunnelVision”)

CATO Networks

On May 6 th , 2024, researchers from the Leviathan Security Group published an article detailing a technique to bypass most VPN applications, assigned as CVE-2024-3661 with a High CVSS score of 7.6. This encrypted packet is then encapsulated within the VPN protocol layer, allowing secure communication with the VPN server.

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Sonicwall TZ105 Site to Site VPN Created can ping gateways but can't ping network from other site

Network Engineering

VPN tunnel set up as VPN SITE TO SITE and is Green From Site A I can ping 10.0.3.1 Need help here Site B TZ105 x0 Lan 192.168.162.1 X2 LAN 10.0.3.1 Site A TZ300 X0 LAN 10.0.1.1 From Site B I can ping 10.0.1.1 and everything else on this network From Site A, I can only ping 10.0.3.1. network.

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VPC Flow Logs in AWS: How to Monitor Traffic at the Edge of Your Cloud Network

Kentik

Think about what information you’ll need to find out which EC2 instance hogged a VPN connection or what service drove up costs on your NAT gateways, and so on. You simply can’t configure flow logging on internet gateways, which would seem like an obvious place to do so. Lastly, attach an internet gateway to the VPC.

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How DoorDash Secures Data Transfer Between Cloud and On-Premise Data Centers

DoorDash Engineering

We considered two common approaches for linking on-premise data centers with the AWS cloud: Site-to-Site VPN and Direct Connect. Choosing the best network connection The Site-to-Site VPN is a kind of connection between multiple networks which communicates and shares resources.

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Troubleshooting ipsec ikev2 site to site vpn

Network Engineering

I assume, for peer IP we use, is the wan interface of the Cisco ASA and not the gateway of the ISP correct? We have a block of static IPs facing the public, and have to have a router which points all the traffic to our router/gateway which points all the traffic to the ISP. We want to route the traffic to go through our ISP2.

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Remote Access Security: The Dangers of VPN

CATO Networks

One prominent alternative is Secure Access Service Edge (SASE) platforms with embedded Zero Trust Network Access (ZTNA) that alleviate the security dangers and other disadvantages of VPN. VPNs Put Remote Access Security at High Risk In general, VPNs provide minimal security with traffic encryption and simple user authentication.

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