Wednesday, 26 July 2017

Goodbye, YouTube Video Editor...?

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It's rare that Google do something anti-awesome. Sometime late last year, I discovered YouTube has a basic (but well-featured) video e...
Friday, 30 June 2017

Distributed Monitoring Projects - RIPE ATLAS & FlightAware FlightFeeder

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I'm currently hosting nodes for two distributed monitoring networks - one for several years now (since perhaps 2010 or so), and the othe...
Thursday, 15 June 2017

DMARC Breaks Mailing Lists - in the wild!

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In a recent post, I mentioned that SPF and particularly DMARC can break mailing lists . For the first time ever, I've actually seen an...
Friday, 9 June 2017

Secure DNS Recursion with DNSSEC

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As you're no doubt aware, the Internet basically runs on two things: TCP/IP and DNS. Given that you usually hit DNS before you get any...
Wednesday, 7 June 2017

Outgoing Email Security in 2017: SPF, DKIM and DMARC

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In the IT trade, you are regularly exposed to the misery of others that are somewhat less tech-savvy. Of late, I've been exposed to fa...
Thursday, 2 February 2017

When Microsoft DNS Broke YouTube...

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School IT departments have an interesting life. The Internet is simultaneously incredibly useful for education, but also carries significa...
Thursday, 15 September 2016

When your firewall dies, and you need something, FAST.

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For a number of years, I've been mentioning to colleagues, managers, interested members of staff and random strangers in the supermarket...
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