Julian Hansmann

IT Security Consultant Freelancer

Business Informatics B.Sc.

risehansmouhnann@tifailsec.info
+49 159 863 587 047 456 72 335 91
πŸ”— LinkedIn  πŸ”— Xing

IT Security Consultant with 12 years of experience in the field, 5 of those as a freelancer.

Specialized in Secure Software Development, AWS Cloud Security, IT Security Strategy, Penetration Testing.

Looking to pivot into Red Teaming.

Key Services Offered

Skills Highlights

Recent Projects (2025)

Deliverables

β˜…β˜…β˜… Pentests
β˜…β˜…β˜… Risk Assessments
β˜…β˜…β˜… Security Concepts
β˜…β˜…β˜… Security Strategy
β˜…β˜…β˜… OSINT
β˜…β˜…β˜… Code Audits
β˜…β˜…β˜… ISO 27001
β˜…β˜…β˜… Incident Response

Soft Skills

β˜…β˜…β˜… Critical Thinker
β˜…β˜…β˜… Fast Autodidact
β˜…β˜…β˜… Compelling Presenter
β˜…β˜…β˜… Creative
β˜…β˜…β˜… Methodical Problem Solver

Languages

β˜…β˜…β˜… German
β˜…β˜…β˜… English

Cloud Services

β˜…β˜…β˜… AWS
β˜…β˜…β˜… Azure EntraID SSO
β˜…β˜…β˜… Wiz.io
β˜…β˜…β˜… DNSBL
β˜…β˜…β˜… Azure

Applications

β˜…β˜…β˜… iptables
β˜…β˜…β˜… Wireshark
β˜…β˜…β˜… Git
β˜…β˜…β˜… Maven
β˜…β˜…β˜… nmap
β˜…β˜…β˜… ZFS
β˜…β˜…β˜… Excel
β˜…β˜…β˜… VirtualBox
β˜…β˜…β˜… Burp Suite
β˜…β˜…β˜… Expurgate
β˜…β˜…β˜… ffmpeg
β˜…β˜…β˜… SpamAssassin
β˜…β˜…β˜… ZAP
β˜…β˜…β˜… GPG

Services

β˜…β˜…β˜… Confluence
β˜…β˜…β˜… Gitlab
β˜…β˜…β˜… nginx
β˜…β˜…β˜… Terraform
β˜…β˜…β˜… Docker
β˜…β˜…β˜… ElasticSearch
β˜…β˜…β˜… Grafana
β˜…β˜…β˜… Jenkins
β˜…β˜…β˜… Kibana
β˜…β˜…β˜… MediaWiki
β˜…β˜…β˜… Podman
β˜…β˜…β˜… Prowler
β˜…β˜…β˜… Proxmox
β˜…β˜…β˜… Puppet
β˜…β˜…β˜… SonarQube

Programming

β˜…β˜…β˜… Java
β˜…β˜…β˜… Python
β˜…β˜…β˜… Bash
β˜…β˜…β˜… JavaScript, HTML, CSS
β˜…β˜…β˜… Visual Basic
β˜…β˜…β˜… PHP
β˜…β˜…β˜… Sass
β˜…β˜…β˜… SQL

OS

β˜…β˜…β˜… Linux
β˜…β˜…β˜… OPNsense
β˜…β˜…β˜… Arch Linux
β˜…β˜…β˜… Debian/Ubuntu
β˜…β˜…β˜… TrueNAS
β˜…β˜…β˜… OpenWRT
β˜…β˜…β˜… Windows
β˜…β˜…β˜… Android
β˜…β˜…β˜… iOS
β˜…β˜…β˜… MacOS
β˜…β˜…β˜… Windows Server

Protocols

β˜…β˜…β˜… HTTP
β˜…β˜…β˜… IPv4
β˜…β˜…β˜… DNS
β˜…β˜…β˜… TLS
β˜…β˜…β˜… Wireguard
β˜…β˜…β˜… SMTP
β˜…β˜…β˜… DHCP
β˜…β˜…β˜… SPF/DKIM/DMARC
β˜…β˜…β˜… IPv6
β˜…β˜…β˜… Sieve
β˜…β˜…β˜… Yubikey
β˜…β˜…β˜… MQTT

IDEs

β˜…β˜…β˜… Intellij IDEA
β˜…β˜…β˜… PyCharm
β˜…β˜…β˜… NetBeans
β˜…β˜…β˜… WebStorm
β˜…β˜…β˜… Eclipse
β˜…β˜…β˜… VSCode

Libraries

β˜…β˜…β˜… Apache Commons
β˜…β˜…β˜… junit
β˜…β˜…β˜… Lombok
β˜…β˜…β˜… Vue.js
β˜…β˜…β˜… PySide6
β˜…β˜…β˜… pytest
β˜…β˜…β˜… Android
β˜…β˜…β˜… Spring Boot
β˜…β˜…β˜… AngularJS
β˜…β˜…β˜… gulp.js
β˜…β˜…β˜… Node.js

Imprint

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Julian Hansmann
Einzelunternehmen
Große Drefeldisamstr. 17
76199 Karlsruhe

USt-IdNr.: DE331953851