"I can't add Facebook posts, of course, because that's a closed network, " he said.
Even in a closed corporate network, people have to be careful about what they say about whom.
It is a closed social network in a universe designed to be open.
Barnes and Noble downtown, setting up a closed wireless network on her laptop to pass messages to her handler in a minivan parked outside.
All of the aforementioned steps take place in a closed-network system.
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New York's entire transit system of subways, buses and commuter rails stopped running at midday on Saturday - the first time officials have closed the network because of bad weather.
Prosecutors accused Ms. Chapman of communicating 10 times this year with Russian officials via a closed computer network as they sat near each other with laptops in public places in New York City.
Facebook does have a privacy safeguard in place in that you have to approve the content before it shows up on your profile page, but this is yet another step away from being a closed social network where your choices about who you friend determine your experience there.
Closed systems with network effects are hard to build because consumers and competitors prefer the convenience of open platforms.
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American Express has successfully implemented its spend-centric model and closed-loop network to achieve growth over the last few years and was one of the few financial companies to come out of the economic crisis of 2008 virtually unscathed.
It closed down the open ad network, in favor of a closed iOS way to serve ads.
Since then, around 30% of the network has closed down, according to Carlos Pellioli, who organises a barter market.
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Angel investing still relies on an old-boys network and closed-door conversations.
The road will remain closed for several days while Network Rail obtains parts for repairs.
Without such restrictions, many consumer advocates say the Internet will change from being an open, democratic network to a closed system, as NPR's Laura Sydell reports.
The Metropolitan Police have said parts of the transport network will be closed down and there will be a large military and police presence on the streets as the funeral procession passes through central London.
The crossing will remain closed for a further six months, Network Rail spokesman Martin Frobisher said.
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The Beeching Report of 1963 ushered in an era of significant reduction of the rail network - with about a third closed.
Google said it would start upgrading the network as soon as the acquisition was closed.
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Al-Arabiya, a Dubai-based Arab satellite network, said its Tehran bureau was ordered closed.
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The authorities closed in on Mr Avanesov after they took and dismantled the network of computers he controlled.
Network Rail has reopened the westbound track which was closed at Teignmouth.
Stabilising work on a slipped spoil heap that closed a railway line may not be finished until September, according to Network Rail.
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The Italian Vice-Consulate in Bedford was closed in 2008 as part of a reorganisation of the diplomatic and consular network by the Ministry of Foreign Affairs.
Prospect Park, which bought "All My Children" and "One Life to Live" after ABC yanked the aging sudsers, announced today that it has closed deals with the Hollywood unions to air the soaps on The Online Network.
Network Rail said the "down" line from Birmingham was currently closed while the "up" line had a 50mph speed limit.
Back in September, Facebook closed its acquisition of Instagram, the uber-popular and quickly growing mobile online photo sharing social network with links to Facebook and Twitter.
The tapes contained information about United States branch network customers of CitiFinancial, the company's consumer finance division, as well as customers with closed accounts from CitiFinancial Retail Services.
But Network Rail needs to keep the line open to allow Hull services to operate after a collapsed spoil heap closed an alternative route.
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