Ken Felix Security Blog
Friday, April 26, 2019
How to build GEO country block lists
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Firewall , SLB and other security devices typically have a GEO database that allows for quick allow|block against a country. Most other sy...
Thursday, April 25, 2019
Forcepoint SMC v6.6
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The forcepoint the NGFW and SMC has version 6.6.0 available. You can follow forcepoint at the following link https://www.forcepoint.com/b...
Wednesday, April 24, 2019
Site Down Checker using curl
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Working in a support center we needed a simple site checker script that could be used to check for a site not being available. In this examp...
Thursday, April 4, 2019
using curl to get page load times
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You can use various defined variable in curl to get page load times H:\Desktop>curl -L --silent --show-error --write-out "lo...
Tuesday, March 12, 2019
AES vrs DES overhead
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AES and DES are two known symmetric crypto ciphers. All variant of AES are built on 128bit blocks or 16bits. So any information encr...
Friday, March 8, 2019
GEOIP location tool and API
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This geoip site has a simple API interface that you can use for GEOIP data and for help when conducting analysis of your traffic flows. ...
Tuesday, March 5, 2019
Securing DNS with HTTPS
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DNS is one of oldest protocol on the internet. It has been around ever since mail, and has to be 35+ years old if I had to guess. Over 3...
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