Articles with the tag: #security
NetFlow with Elastic-Stack
Written by Stefan on . Modified on . Posted in Blog. Tags: #cisco #network #security #netflow #elastic-stack
This blog post shows how to setup a NetFlow collector with Elastic-Stack, Fleet and Elastic-Agent. NetFlow data is sent by a Cisco ASA Firewall cluster.
Technischer Schutz und Prozesse bei Datenlecks
Written by Stefan on . Modified on . Posted in Blog. Tags: #security
In diesem Blog-Post beschreibe ich meine technischen Schutzmaßnahmen (Email) und Prozesse, wenn ich von einem Datenleck betroffen bin.
Cisco Wireless Intrusion Detection Events to Elastic-Stack
Written by Stefan on . Modified on . Posted in Blog. Tags: #cisco #network #security #wifi #elastic-stack
In this blog post I'm showing how to get Wireless Intrusion Detection Events from Cisco's WIDS included in Cisco's Wireless Controllers into an Elastic-Stack.
802.1X Switch port is amber when only IP Phone is connected
Written by Stefan on . Modified on . Posted in Blog. Tags: #cisco #network #security
When 802.1X (wired) is configured on a 3750G switch, the port LED is amber when only an IP Phone is connected (mab). When connecting on the IP Phone a downstream device like a laptop (dot1x), the port LED goes to green.
Login-Block (DoS and Dict-Attack Protection) in Cisco IOS
Written by Stefan on . Modified on . Posted in Blog. Tags: #cisco #network #security
Cisco offers a method to protect against DoS (Denial-of-Service) and Dictionary attacks for IOS devices called Login-Block.
Mapping of IP addresses blocked by Russia
Written by Stefan on . Modified on . Posted in Blog. Tags: #internet #security
Mapping of IP addresses blocked by Russia
SiSyPHuS Win 10 Telemetry blocklist for Pi-Hole
Written by Stefan on . Posted in Blog. Tags: #security
Based on the latest SiSyPHuS Analysis of BSI I built a small blocklist for Pi-Hole to drop Win 10 Telemetry data collection
Cisco WLC - No secured WebUI after failover switching
Written by Stefan on . Posted in Blog. Tags: #cisco #wifi #security
Cisco WLC 3504 secured WebUI is not working on Secondary Unit in a failover (SSO) setup. When switched back to the Primary Unit, the secured WebUI is working again. Troubleshooting and solution of this strange behavior.
Some security settings for Apache Web Server
Written by Stefan on . Posted in Blog. Tags: #security #apache
I'm showing in this blog post some security settings for the Apache web server including disabling of Directory Browsing, Server Signature and Server Token.
WiFicalypse 2021
Written by Stefan on . Modified on . Posted in Blog. Tags: #wifi #security #wificalypse
WiFicalypse 2021, FragAttacks. Design and Implementation flaws in WiFi.
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