#aws
What did our VPC look like at 22:14 (Tue, 2026-05-20) — building clew, a CLI for navigating AWS Config snapshots
It's 2am. Production is on fire. Someone in the war room asks, "what did the VPC actually look like...
nishikawaakira7 min read
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nishikawaakira
AWS Community Builder | Product Security | CISSP
Articles by @nishikawaakira
Browse the latest writing surfaced through DevArt.
nishikawaakira7 min read
#security#aws
Automating Phishing Site Reporting and Takedowns with AWS Lambda + Amazon Bedrock
Introduction "Your account has been suspended." "Please update your payment information."...
nishikawaakira4 min read
#aws#security
AWS Security Hub notifications made actionable using Amazon Bedrock
There were many Generative AI sessions at AWS re:Invent. Although I didn’t attend most of them,...
nishikawaakira8 min read
#aws#security#waf
Unlocking the Potential of Amazon CloudFront with VPC Origins: Overcoming WAF Bypass Challenges
Amazon CloudFront VPC Origins was announced on November 20, 2024. Have you had a chance to try it...
nishikawaakira3 min read
How to Transition AWS WAF from COUNT Mode to BLOCK Mode
In this article, I will share my experience after a colleague asked me, “I've been running WAF in...
nishikawaakira6 min read
#aws#automation
Delete automatic assignment of Public IPv4 addresses to Amazon EC2 instances using the AWS Systems Manager Automation runbook.
I recently did something similar using AWS Config -> Amazon EventBridge -> AWS Lambda in...
nishikawaakira7 min read
#aws
Automatically remove automatic IPv4 address assignment to Amazon EC2 instances
It is now possible to dynamically remove and add public IPv4 addresses that were recently...
nishikawaakira5 min read
#aws#securityhub
Use Central configuration for AWS Security Hub operation in AWS multi-accounts
Today I would like to write about AWS Security Hub Central configuration, a feature announced at AWS...
nishikawaakira4 min read