Garden article template
Copy and paste this to create a new article.Created by Brian Mayer
Maturity: seed
Updated 22 Sep 23 05:40 BST
Our garden
Created by Brian Mayer
Maturity: seed
Updated 22 Sep 23 05:40 BST
Linux configs for minimalists
Configuration files and decisions for minimalist Linux users.Created by Brian Mayer
Maturity: seed
Updated 22 Sep 23 05:40 BST
News from the network
The WAF Swiss-Knife
2024-05-19 from pomba.net
This blogpost showcases some not-so-commonly-advertised benefits and features that modern WAFs have, and how they can be used in an average company to gain benefits ranging from technical to political. It also provides some tips and tricks that I would have liked to know a few years ago. This was originally presented as a talk...Pod Recurrent Restarts via Cronjobs
2024-05-03 from blog.16090000.xyz
Ever wondered how to cycle your deployment/pods the native way? Think no more!Helm Chart Templating Tricks
2024-04-11 from blog.16090000.xyz
Some trick to alleviate the daily Helm burden of managing multiple equal resources in your deployments.GCP-Pentest-Lab – A reproducible cloud pentesting lab in GCP
2024-04-09 from pomba.net
During the year 2023, I was a Cloud Security lecturer at FIAP. Long story short, It was an amazing experience. However, when we got to the more “red-team” parts of the course, I had trouble finding educational resources. I wanted a pentesting lab that would allow my students to exploit real-world misconfigurations, without the usual...GCP – Extract all granted IAM permissions for all users
2023-10-13 from pomba.net
Introduction The following bash script is pretty simple. It generates a CSV that lists, for each user, all the roles given to them and in which resources. It’s great for doing IAM reviews. Note: if, for example, a user has access to a project, this scripts only lists the role granted at the project level....Configs Vulneráveis Comuns em Stacks Google (GCP + Workspace)
2022-11-20 from pomba.net
Essa talk foi apresentada na B-Sides SP 2022, que ocorreu no dia 20/11/2022. Todo o conteúdo está disponível aqui: https://github.com/maximus-hackers/gcpBsides2022 Link direto do Docs: https://docs.google.com/presentation/d/164wBOdmQYWr2nFVR251XoFVY_GuUO7hJuIPdGRZY6FM/edit?usp=sharing Views: 293Splunk – How to deal with delayed events in Alerts
2022-09-23 from pomba.net
If you’re using Splunk for Alerting, there is a problem that can occur where an event: Is generated before a scheduled search is executed But is only received after the search is done This will mean that: The scheduled search that should inspect the time-frame where the event was generated will not find the event,...GCP – SSH into VMs without Public IP’s via IAP Tunneling (A better tutorial)
2022-09-15 from pomba.net
Table of Contents Activating IAP with OSLogin (best option) Activating IAP for Project Owners Activating IAP for Admins Activating IAP without OSLogin Introduction IAP Tunneling is extremely useful for acessing resources that don’t have public IPs.In fact, it’s much safer and easier than assigning public IPs and configuring Firewall rules, or setting up VPNs inside...GCP – SSH into VMs as Service Account when OSLogin is enabled
2022-05-03 from pomba.net
OSLogin requires every SSH key to be tied to a user. For normal / human users the process is straight-forward and there is a lot of documentation about it. For Service Accounts, things get a little weirder… This tutorial will show you how to create an SSH key that is tied to a Service Accout...Google Workspace / Gsuite – Use Authenticator/TOTP as 2FA without needing to register SMS or Physical Token
2022-03-22 from pomba.net
Introduction For some reason, users are forced to activate at least one 2FA method (SMS, token or cellphone alerts) before being allowed to activate TOTP (via Authenticator). SMS is an insecure method of 2FA, because telephone companies are usually susceptible to social engineering attacks that can transfer your number to an unauthorized user. If you...Google Workspace / GSuite with GAM – Extract all Drive files shared externally
2022-03-22 from pomba.net
This is a useful command for extracting all files shared with at least one external user in Google Drive. I recommend running this command regularly to keep an eye on data exfiltration and improper sharing outside the company. Views: 250