Earlier quoted context omitted.
Sure, so you hit all of the people that have all of the pieces. Problem solved.
Or you publicly announce you're hitting 1 of the N people with the rubber hose until M-1 of the other people send you their key fragments. It's not like these keys are shared among disinterested strangers who have no attachment to each other.
Snowden leak: Cavium networking hardware may contain NSA backdoor
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Re: Snowden leak: Cavium networking hardware may contain NSA backdoor
#622Looking more closely at this, the backdoor is almost certainly based on the back-doored random number generator, Dual_EC_DRBG, which is implemented as NIST SP 800-90A. From Wiki: >>> NIST SP 800-90A ("SP" stands for "special publication") is a publication by the National Institute of Standards and Technology with the title Recommendation for Random Number Generation Using Deterministic Random Bit Generators. The publ…
Re: Snowden leak: Cavium networking hardware may contain NSA backdoor
#623The tweet seems to imply that the entire Ubiquiti Networks line of network hardware could be compromised. That's a shame; I was thinking of installing some in my house. I'm sure that Ubiquiti's customers will not be happy if they find out that the US Govt can access their private data.
okay, so assuming the US gov can access my private LAN data due to my use of the Ubiquiti USG as router/firewall, USG wifi APs etc, of what form would this data exfiltration take? can we please explore/explain how this "compromise" would happen in real-life. if i were sniffing for outbound WAN traffic as root on the unix-like that the USG run, would i see the exfiltration traffic? or is this [supposedly/apparently] h…
Re: Snowden leak: Cavium networking hardware may contain NSA backdoor
#624Earlier quoted context omitted.
Airgapped doesn't necessarily mean it can't be accessed remotely...
That's literally and precisely what it means. Perhaps there is some new watered down usage (like what happened to "literally" or "bricked") but that is precisely why people use the term "air-gapped" - to denote networks with PHYSICAL separation from other means of access. (Of course, if you connect an AP, it's no longer air-gapped."
Re: Snowden leak: Cavium networking hardware may contain NSA backdoor
#625Earlier quoted context omitted.
There is ample evidence of China's intentions and capability to install backdoors. Everything made in China or a heavily influenced Chinese country should be assumed to be compromised, even if 'proven' otherwise. Chances are we just haven't found the backdoor yet.
Sure - but all that is equally true of the US.
Re: Snowden leak: Cavium networking hardware may contain NSA backdoor
#626Earlier quoted context omitted.
This breeds the familiar scenario where a group will start saying the link between the two is so clear that there must be a connection. Then you’ll get another group calling the first group conspiracy theorists, and say it’s just a coincidence of probability. Narrative control and information modeling is so powerful it’s scary.
Now get yourself some half-decent psyops and contaminate the first group with supporting voices that emphasize weaker evidence, use poor logic, name-drop socially questionable sources, and go out of their way to sound ridiculous.
Re: Snowden leak: Cavium networking hardware may contain NSA backdoor
#627More interestingly, Cavium (now Marvell) also designed and manufactured the HSMs which are used by the top cloud providers (such as AWS, GCP, possibly Azure too), to hold the most critical private keys: https://www.prnewswire.com/news-releases/caviums-liquidsecur...
…which is really weird. At least Google and Microsoft are quite outspoken about their in-house secure element technology. If nothing else, at Google/Amazon scale, I’d be concerned about a third-party HSM losing data.
HSMs are mainly for compliance, where a customer needs to check a regulatory box, because some rules says you must use a HSM. The more standard it is, the easier it is to demonstrate to the auditor that you've checked the box.