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Avishay Bar
Avishay Bar

180 Followers

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Dec 31, 2021

You Shouldn’t Use the EC2 Launch Wizard

TL;DR: You should code your EC2 instances if you care about security The EC2 launch instance wizard is one of the most familiar and loved wizards out there — in several simple steps, it allows you to create your first instance on the AWS platform, connect to it and start…

AWS

5 min read

You Shouldn’t Use the EC2 Launch Wizard
You Shouldn’t Use the EC2 Launch Wizard
AWS

5 min read


Dec 17, 2021

Clearing the AWS Certified Security — Specialty Exam (Updated 2022)

Today, after a long while that I planned to do it, I crossed my fingers and approached the AWS Certified Security — Specialty exam, and fortunately passed it. I thought that it would be a good idea if i’d share my exam experience and generally provide tips to those of…

AWS

5 min read

Clearing the AWS Certified Security — Specialty Exam (Updated 2022)
Clearing the AWS Certified Security — Specialty Exam (Updated 2022)
AWS

5 min read


Jun 8, 2021

Serverless Jupyter Hub with AWS Fargate and CDK

Jupyter notebooks are a useful piece of software. They have a variety of use-cases — from demonstrating some python code on a live manner, data visualizations, machine learning algorithm development, and even incident response automation. …

Jupyter

5 min read

Serverless Jupyter Hub with AWS Fargate and CDK
Serverless Jupyter Hub with AWS Fargate and CDK
Jupyter

5 min read


Nov 20, 2020

Why Hosting your Blog on GitHub Pages is Great for your Career

Introduction If you haven’t started writing your own blog until now, this is the time to start doing it. Blogging is a great way to show the world your way of thinking, and enhance some important soft skills like communication, open-mindedness, and creativity. It also forces you to deeply understand about…

Github

4 min read

Why Hosting your Blog on GitHub Pages is Great for your Career
Why Hosting your Blog on GitHub Pages is Great for your Career
Github

4 min read


Published in CyberArk Engineering

·Aug 18, 2020

How GitSecOps Can Help You Achieve Least Privilege

As a security architect, you should insist on having good and clear visibility of the security status of your product/service. While that sentence covers a wide range of topics, I want to raise a different approach to security visibility and enforcement. …

AWS

6 min read

How GitSecOps Can Help You Achieve Least Privilege
How GitSecOps Can Help You Achieve Least Privilege
AWS

6 min read


Sep 21, 2019

Pro Tip: Allow Access to AWS Programmatic Accounts from Specific IP Addresses

IAM policies are a great way to enforce authorization for Groups / Users / Roles to specific services, under specific conditions. In high level, policies are a set of JSON statements which provide certain permissions to entities. Adding another security layer to that, there is an optional block under the…

AWS

2 min read

Pro Tip: Allow Access to AWS Programmatic Accounts from Specific IP Addresses
Pro Tip: Allow Access to AWS Programmatic Accounts from Specific IP Addresses
AWS

2 min read


Dec 6, 2018

Testing Ansible Roles on Windows Hosts Using Test-Kitchen and AWS

Working a-lot with Ansible lately, I was encountering in a real blocking problem. As we were working on deploying our software on Windows targets, We were constantly trying to find ways to test our roles, but we encountered some issues, mostly related to our development environments. Writing these lines, i’m…

Dev Ops

4 min read

Testing Ansible Roles on Windows Hosts Using Test-Kitchen and AWS
Testing Ansible Roles on Windows Hosts Using Test-Kitchen and AWS
Dev Ops

4 min read


Oct 14, 2018

Dynamic DNS Using AWS Route 53

Until not long ago, I was using DuckDNS services to get my home webserver up and running. As my ISP is demanding a respectful amount of money to reserve a static IP address I was looking for dynamic dns solutions to point my home IP address to. I chose an…

AWS

3 min read

Dynamic DNS Using AWS Route 53
Dynamic DNS Using AWS Route 53
AWS

3 min read


Mar 27, 2018

Setup Your Private Domain Name System in AWS

During my work, I encountered several times in a need of architecting & developing internal systems, which requires access from specific people inside the company. In terms of visibility & security, you probably don’t want these systems to be available to the internet, and therefore you must find a solution. …

AWS

3 min read

AWS

3 min read


Jan 16, 2018

Deploy Elastic Beanstalk Application using Bitbucket Pipelines

For a long period of time, I was using custom git hooks on my own ec2 instance that ran Gogs open source software as a git server. I was using these hooks to make sure that every push to the repository goes through and being deployed to our staging server. …

AWS

5 min read

Deploy Elastic Beanstalk Application using Bitbucket Pipelines
Deploy Elastic Beanstalk Application using Bitbucket Pipelines
AWS

5 min read

Avishay Bar

Avishay Bar

180 Followers

Cloud Security Expert at CyberArk. https://avishay.co.il @avishayil

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