AWS VPC: Subnets, Route Tables & Internet Access. A VPC (Virtual Private Cloud) is a logically isolated network in AWS. You define the IP range, subnets, routing, and access controls. All EC2 instances, RDS databases, an…
ReadAWS VPC: Security Groups, NACLs & Flow Logs. Security Groups. Security groups are stateful firewalls attached to EC2 instances, RDS, etc. Rules are evaluated as a whole — if any rule allows the traffic, it's permitted. D…
ReadAWS VPC: VPN, Peering & Advanced Networking. VPC Peering. VPC peering connects two VPCs so resources can communicate using private IPs — no internet, no NAT, no VPN. Works across accounts and regions.. # Create peering c…
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