Jeroen van Kessel

icmpdoor. ICMP Reverse Shell written in Python 3 and with Scapy (backdoor/rev shell)

sshd-hardening-ed25519. SSHD hardening for ed25519 key pairs

openwrt-random-mac-changer. OpenWrt change MAC adres on any interface

nftables-firewall-config. Configuration file for Linux kernel nftables firewall

openbsd-pf-firewall-hardened. OpenBSD PF Firewall Hardening

backup-scripts-cloud-vps-rsync-scp-git-snapshot-cronjob-openbsd. Backup scripts in shell to backup a web directory with rsync, scp, git and snapshots. Tested on OpenBSD 6.6

azure-mfa-bombing-sentinel-detection.

BadUSB-ATMEGA32U4-reverse-shell. BadUSB ATMEGA32U4 PowerShell Reverse Shell Windows 10

advanced-iptables-and-ip6tables-persistent-firewall. Advanced iptables and ip6tables persistent firewall configurations

openbsd-httpd-tls-perfect-ssllabs-score. OpenBSD httpd configuration for perfect TLS SSL Labs score A+

microsoft-sentinel-geoip-vpn-kql.

Cisco-Meraki-Sentinel-SIEM.

falco-sentinel. Falco k8s container run-time security detections in KQL Microsoft Sentinel

zscaler-sentinel-phishing-attack. Zscaler ZIA Sentinel SIEM KQL Threat Hunting

kibana-ssh-security-dashboard.

openvpn-yubikey-x509-configuration. OpenVPN hardening for LDAP, YubiKey OTP 2FA and X.509 certificates authentication

abuseipdb-logicapp. AbuseIPDB API for Azure Logic App Sentinel SOAR automation