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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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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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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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Multi-Cloud Made Simple: Announcing Kentik Observability Enhancements for AWS and Google Cloud

Kentik

Two exciting new capabilities help you quickly answer any question about your multi-cloud network: Kentik Cloud users can now collect, analyze, and visualize flow logs generated on AWS Transit Gateways. Centralized logs from AWS Transit Gateways don’t require access to flow logs for every attached VPC.

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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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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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Best practice / advice for cisco 3560 behind Virtualised OPNsense

Network Engineering

Also need to setup a VPN on OPNsense but will that be possible if 3560 is acting as the DHCP server? interface Vlan1 ip address 10.0.0.1 interface Vlan10 mac-address 0090.0c64.7301 ip address 10.0.10.1 interface Vlan20 mac-address 0090.0c64.7302 ip address 10.0.20.1 ip classless !