Ravi Sir's Cards › AWS
AWS firewall map
This revision card explains AWS firewall map. It starts from the need that teams confuse SG, NACL, NF, DNS FW and WAF. It describes sG stateful ENI; NACL stateless subnet; NF VPC path; DNS FW queries; WAF HTTP. The how-to section notes draw flows , then pick control , then link SG/NACL and WAF chapters for depth. An example on the card is priya Raman keeps a one-page map on the team wiki.
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What this card says
Why do we need it?
Teams confuse SG, NACL, NF, DNS FW and WAF.
What is it?
SG stateful ENI; NACL stateless subnet; NF VPC path; DNS FW queries; WAF HTTP.
Network Firewall
How to do it
Draw flows → pick control → link SG/NACL and WAF chapters for depth.
Example
Priya Raman keeps a one-page map on the team wiki.