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Как добавить в Nginx логи реальные IP Cloudflare клиентов

Этот сценарий работает, когда используется схема проксирования трафика через Cloudflare. Не секрет, что в этом случае в access/error логах "светится" IP самого Cloudflare, а не реального клиента.

https://sys-adm.in/systadm/935-kak-dobavit-v-nginx-logi-realnye-ip-cloudflare-klientov.html

lab.sys-adm.in

Sys-Admin Laboratory

Open Sys-Admin BLD DNS - Focus on information for free with adblocking and implicit cybersecurity threat prevention.

3.94K viewsYevgeniy Goncharov, 13:54

Sys-Admin Up

https://betterdev.blog/minimal-safe-bash-noscript-template/

Better Dev .blog

Minimal safe Bash noscript template

A minimal template for a safe Bash noscript. It includes error handling, parameter parsing, and cleanup.

200 viewsYevgeniy Goncharov, 16:24

Sys-Admin Up

Ресурс для тестирования "тяжёлой" рекламы:

http://heavy-ads.glitch.me/

rowan.fyi

Heavy Ad Intervention ⚖️ demo

Demonstrate the Heavy Ad Intervention ⚖️ in Chrome

189 viewsYevgeniy Goncharov, edited 03:04

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"How to securely copy files between Linux hosts using SCP and SFTP | Enable Sysadmin" https://www.redhat.com/sysadmin/securely-copy-files

Enable Sysadmin

How to securely copy files between Linux hosts using SCP and SFTP

There are multiple methods you can use to securely copy files between Linux hosts. SCP and SFTP are two you need to know.

179 viewsYevgeniy Goncharov, 05:54

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"Beware of the Latest Office 365 Login Phishing Scam | DuoCircle" https://www.duocircle.com/email-security/beware-of-the-latest-office-365-login-phishing-scam

DuoCircle

Beware of the Latest Office 365 Login Phishing Scam - DuoCircle

Microsoft forms a natural base of the computer world. Almost every big or small organization makes use of the tools provided by Microsoft for their daily

165 viewsYevgeniy Goncharov, 05:55

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"GitHub Actions: Environments, environment protection rules and environment secrets (beta) - GitHub Changelog" https://github.blog/changelog/2020-12-15-github-actions-environments-environment-protection-rules-and-environment-secrets-beta/

The GitHub Blog

GitHub Actions: Environments, environment protection rules and environment secrets (beta) - GitHub Changelog

Today we are releasing an open beta for the new continuous delivery capabilities in GitHub Actions. In this open beta there is no need to sign up, all existing GitHub…

171 viewsYevgeniy Goncharov, 05:57

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"How to Create a Discord Bot for Free with Python – Full Tutorial" https://www.freecodecamp.org/news/create-a-discord-bot-with-python/amp/

freeCodeCamp.org

Python Discord Bot Tutorial – Code a Discord Bot And Host it for Free

This tutorial will show you how to build your own Discord bot completely in the cloud. You do not need to install anything on your computer, and you do not need to pay anything to host your bot. We are going to use a number of tools, including the Discord

199 viewsYevgeniy Goncharov, 05:57

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Forward proxy vs reverse proxy difference explained - Brain Bytes (Java Brains)
https://www.youtube.com/watch?v=AuINJdBPf8I

YouTube

Forward proxy vs reverse proxy difference explained - Brain Bytes (Java Brains)

You hear these two terms a lot - forward proxy and reverse proxy, especially when you are working with backend systems. Proxy servers. And reverse proxy servers. Are they the same? If not, how are they different? In this video, I'll break this down and give…

229 viewsYevgeniy Goncharov, 05:58

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"Using Splunk to Detect Sunburst Backdoor | Splunk" https://www.splunk.com/en_us/blog/security/sunburst-backdoor-detections-in-splunk.html

Splunk

Using Splunk to Detect Sunburst Backdoor | Splunk

The Sunburst Backdoor threat truly burst on the scene as a send off for 2020. The good news is that the Splunk Security team has produced detections you can run in Splunk Enterprise Security to help you protect your environment from this sophisticated threat.

229 viewsYevgeniy Goncharov, 07:50

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Boost Up Productivity in Bash - Tips and Tricks
https://www.linuxjournal.com/content/boost-productivity-bash-tips-and-tricks

4.09K viewsYevgeniy Goncharov, edited 06:27

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GitHub - aristocratos/bpytop: Linux/OSX/FreeBSD resource monitor
https://github.com/aristocratos/bpytop

GitHub

GitHub - aristocratos/bpytop: Linux/OSX/FreeBSD resource monitor

Linux/OSX/FreeBSD resource monitor. Contribute to aristocratos/bpytop development by creating an account on GitHub.

186 viewsYevgeniy Goncharov, 15:24

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Deprecated параметры с интерпретацией в новые (параметры) ClamAV
https://blog.clamav.net/2018/12/clamav-01010-has-been-released.html

189 viewsYevgeniy Goncharov, edited 16:02

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Node.js + Angular 11: JWT Authentication & Authorization example - DEV
https://dev.to/bezkoder/node-js-angular-11-jwt-authentication-authorization-example-4add

DEV Community

Node.js + Angular 11: JWT Authentication & Authorization example

In this tutorial, we will learn how to build a full stack Node.js Express + Angular 11 Authentication...

174 viewsYevgeniy Goncharov, 03:16

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"GitHub - zeyu2001/chess-ai: Simple chess AI in Javanoscript. Uses the chess.js and chessboard.js libraries." https://github.com/zeyu2001/chess-ai

GitHub

GitHub - zeyu2001/chess-ai: Simple chess AI in JavaScript. Uses the chess.js and chessboard.js libraries.

Simple chess AI in JavaScript. Uses the chess.js and chessboard.js libraries. - zeyu2001/chess-ai

177 viewsYevgeniy Goncharov, 03:21

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"Linux kernel internals and development" (LFD420) ревью курса by @novitoll

https://forum.sys-adm.in/t/linux-kernel-internals-and-development-lfd420-revyu-kursa-by-novitoll/7437

author ©️ novitoll, category: Unix

Sys-Admin Forum

"Linux kernel internals and development" (LFD420) ревью курса by @novitoll

Sabyrzhan T. (@novitoll) Security Researcher in Spectre Security Group Introduction У Linux Foundation есть курс LFD420 (Linux kernel internals and development), который вкратце, объясняет об алгоритмах, структурах, механизмах в ядре Линукса. В текущей…

171 viewsYevgeniy Goncharov, 16:02

Sys-Admin Up

2FA логон в Windows Server (2012, 2016, 2019)

Использование одноразового (OTP) пароля в момент входа пользователя в систему т.е. на экране входа появлется дополнительное поле в которое вводится шестизначный код из Google / Microsoft Authenticator

https://sys-adm.in/systadm/windows/936-2fa-logon-v-windows-server-2012-2016-2019.html

P.S. Я уже когда то писал статью на эту тему, в виду появление новых релизов ОС Windows решил проверить работоспособность и с уверенностью могу сказать - это работает)

lab.sys-adm.in

Sys-Admin Laboratory

Open Sys-Admin BLD DNS - Focus on information for free with adblocking and implicit cybersecurity threat prevention.

4.01K viewsYevgeniy Goncharov, 15:57

Sys-Admin Up

Безопасность Kubernetes - это не безопасность контейнера

Основные концепции и понятия связанные с безопасностью:

https://blog.alcide.io/kubernetes-security-is-not-container-security

3.85K viewsYevgeniy Goncharov, edited 16:45

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https://github.com/dabeaz-course/practical-python

GitHub

GitHub - dabeaz-course/practical-python: Practical Python Programming (course by @dabeaz)

Practical Python Programming (course by @dabeaz). Contribute to dabeaz-course/practical-python development by creating an account on GitHub.

195 viewsYevgeniy Goncharov, edited 16:51

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https://github.com/quentinhardy/pytmipe

GitHub

GitHub - quentinhardy/pytmipe: Python library and client for token manipulations and impersonations for privilege escalation on…

Python library and client for token manipulations and impersonations for privilege escalation on Windows - quentinhardy/pytmipe