NOC engineer/architect and security engineer for a Dutch ISP.
24 How to find live hosts on my network? may 19 '13
7 Reporting an IP address dec 2
7 Now that it is 2015, what SSL/TLS cipher suites should be used in a high security HTTPS environment? dec 28
3 Why can't we block DNS Amplification attack by blocking UDP packets or DNS response packet? may 17 '13
2 Finding spam sending scripts? may 17 '13
2 Telnet Open, is this an exploit? nov 16
1 Change 'Key Usage' of a certificate may 17 '13