RFC Editor
Posted in RFC

[RFC 7908] Problem Definition and Classification of BGP Route Leaks

[RFC 7908] Una vulnerabilità sistemica del sistema di instradamento Border Gateway Protocol, conosciuta come “perdite di instradamenti”, ha ricevuto una significativa attenzione negli ultimi anni. Ripetuti incidenti che hanno causato grosse interruzioni agli instradamenti di…

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RFC Editor
Posted in RFC

[RFC 7999] BLACKHOLE Community

[RFC 7999] Questo documento descrive l’uso di una ben nota comunità BGP (Border Gateway Protocol) per lo scarto basato sulla destinazione nelle reti IP. Questa comunità BGP chiamata “BLACKHOLE” consente a un sistema autonomo di…

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Posted in Innovazione Pubblica Amministrazione

Il nuovo CAD inaugura il BYOD nella Pubblica Amministrazione, finalmente

Prima era vietato, poi è diventato tollerato. Oggi è addirittura favorito. Parliamo del Bring your own device (BYOD), cioè la pratica di usare in ufficio il proprio dispositivo elettronico anziché quello fornito dal datore di lavoro….

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Posted in Innovazione Pubblica Amministrazione

Nuovo CAD: dis-continuità operativa

2005, 2010, 2016: tre versioni del Codice dell’amministrazione digitale. L’ultima, in ordine di tempo, è stata pubblicata nella Gazzetta Ufficiale il 13 settembre 2016 dopo mesi di discussioni e di contributi da parte di tutti…

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Posted in Innovazione Pubblica Amministrazione

Is HTTP/2 enabled on italian Public Administration’s websites?

New protocol. After 18 years of HTTP/1.1 (RFC 2068), in May 2015 has been published a new version of Hyper Text Transfer Protocol: HTTP/2 (RFC 7540) Sensitive improvements in the specification have been introduced, such as…

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Posted in How to

Yet another post about IPv4 subnetting (non contiguous bits version)

During my current (fulfilling and rewarding actually) teaching activity, I’m seeing amazed faces when I talk about non-contiguous subnet masks. I know, that’s a topic with some historic flavour, nevertheless still good for reasoning and practicing. This…

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Posted in How to

How to restore a little decorum to your SMTP: please RTFM

So, you want to run your own mail server, while someone else holds your beer? Ok, listen, do yourself a favor: please, RTFM, or carefully follow these steps. assign an IP to your SMTP; make…

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Posted in Pubblica Amministrazione

Who leads Italian Public Administration websites around by the nose?

There is a phenomenal concentration of power in the hands of a few: Internet has seen growing over the top players during the last twenty years. But I think that when it comes to Public bodies, a public interest…

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Posted in Innovazione Pubblica Amministrazione

Email authentication and italian Public Administration: a long way to go

Italian Public Administrations are adopting some e-mail authentication measures like SPF (Sender Policy Framework) and DMARC (Domain-based Message Authentication, Reporting & Conformance) TXT records in their authoritative name servers’ zone file. A little improvement can be…

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Posted in FreeBSD How to

How to setup a DNSViz looking glass on FreeBSD 10.2

I’m sure you already know what DNSViz is, but for those two or three of you over there who still don’t, here is a summary: “DNSViz is a tool for visualizing the status of a…

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