How to Pretty Print JSON in Python
Learn how to pretty print JSON in Python using built-in tools like json.dumps() and pprint to improve readability and debug structured data efficiently.
Debian 11 — metview — vulnerability — patch and remediation guide
🟢 Low ⏱ 5–15 min Last verified: 2 December 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2017-17515 Upstream summary: etc/ObjectList in Metview 4.7.3 does not validate strings before launching the program specified by the BROWSER environment variable, which might allow remote attackers to conduct […]
Debian 11 — fence-agents — multiple vulnerabilities (2 CVEs) — patch and remediation guide
🟢 Low ⏱ 5–15 min Last verified: 2 December 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2014-0104 CVE-2019-10153 Upstream summary: In fence-agents before 4.0.17 does not verify remote SSL certificates in the fence_cisco_ucs.py script which can potentially allow for man-in-the-middle attackers to spoof SSL […]
How To Scrape Web Pages and Post Content to Twitter with Python 3
Twitter bots are a powerful way for managing your social media as well as for extracting information from the microblogging network. In this tutorial, you’ll build a Twitter bot using this Twitter API library for Python. You’ll program your bot to alternately tweet content from these two websites and at set time intervals.
How to Set Up DHCP Server Authorisation on Windows Server 2019
Introduction to DHCP Server Authorisation on Windows Server 2019 DHCP Server Authorisation is an Active Directory feature that prevents rogue DHCP servers from operating in a domain environment. In a Windows domain, before a DHCP server will respond to client requests, it must verify that it is authorised in Active Directory. An unauthorised DHCP server […]
How to Rewrite URLs with mod_rewrite for Apache on Ubuntu 22.04
Apache’s mod_rewrite module lets you redirect URLs based on additional conditions, or rewrite URLs in a cleaner fashion, translating human-readable paths into code-friendly query string. In this tutorial, you’ll enable `mod_rewrite` and use `.htaccess` files to create a basic URL redirection, and then explore a couple of advanced use cases.
Debian 11 — c-icap — multiple vulnerabilities (2 CVEs) — patch and remediation guide
🟢 Low ⏱ 5–15 min Last verified: 2 December 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2013-7401 CVE-2013-7402 Upstream summary: The parse_request function in request.c in c-icap 0.2.x allows remote attackers to cause a denial of service (crash) via a URI without a " […]
Alpine Linux edge — perl-image-exiftool — multiple vulnerabilities (2 CVEs) — patch and remediation guide
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 12.40-r0 📖 ~4 min read • Source: Alpine secdb entry — perl-image-exiftool 12.40-r0 Related CVEs: CVE-2022-23935 CVE-2021-22204 Upstream summary: Alpine community repository for vedge ships perl-image-exiftool 12.40-r0 which addresses CVE-2022-23935. Table of contents Symptom & Impact […]
Installieren von MySQL unter CentOS 8
MySQL ist ein Open-Source-Datenbankmanagementsystem, das üblicherweise als Teil des beliebten LEMP-Stacks (Linux, Nginx, MySQL/MariaDB,…
Debian 11 — rrdtool — multiple vulnerabilities (2 CVEs) — patch and remediation guide
🟢 Low ⏱ 5–15 min Last verified: 2 December 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2013-2131 CVE-2014-6262 Upstream summary: Format string vulnerability in the rrdtool module 1.4.7 for Python, as used in Zenoss, allows context-dependent attackers to cause a denial of service (crash) […]
