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Jani KarhunenMenu

security

A 4-post collection

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Secure access from AWS CLI with Cross Account Access and MFA

In this article I will demonstrate, how you can access your AWS resources from the command line, when your organization enforces good… »

Jani KarhunenJani Karhunen on aws, security, python, serverlessApril 10, 2019

Verify Slack requests in AWS Lambda and Python

Slack announced yesterday a new way to verify the HTTP requests for e.g. Slash commands and Events API it sends to web server. In this… »

Jani KarhunenJani Karhunen on python, aws, development, serverless, lambda, slack, securityJuly 13, 2018

Production Checklist

Designing and developing applications is fun. When the go-live time nears, there are couple of things you want to have answers ready and… »

Jani KarhunenJani Karhunen on development, ops, monitoring, logging, architecture, securityOctober 16, 2017

Protect SSH with Fail2ban on CentOS 7

At the very moment, you expose your new Linux server to the internet, it starts to get automated SSH brute-force login attempts. There can… »

Jani KarhunenJani Karhunen on linux, fail2ban, security, developmentApril 2, 2017
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