"I'm optimistic, " said Costin Iorgulescu, as we sat in a cafe in the capital Bucharest.

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Claudia Costin, Secretary for Education of the Rio de Janeiro Municipality, opened the Forum with a comprehensive overview of education in Brazil, especially in the city of Rio.

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Costin argues that the the protocol needs to be fixed now, before more money is poured into its implementation, or before its security vulnerabilities lead to real-world problems.

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Last year , at the Black Hat security conference in Las Vegas, computer scientist Andrei Costin discussed weaknesses he said he found in a new U.S. air-traffic security system set to roll out next year.

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"There is a lot of energy here, because eastern Europe is full of potential, " agreed Daniel Farmache, who studied at Reading University in the UK and like Costin now works for a bank back home.

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Doubling up as the Irish 20km Championships, Jamie Costin, who has achieved the Olympic standard for 50km will be hoping to gain his second A standard by improving his season's best of 1.23.08 by eight seconds.

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In the 1990s, when the sole female minister, Claudia Costin, studied women's career paths in the public service, she found that often potential candidates would not enter for the exam if the job might mean moving.

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But the trick could be scaled up to hundreds or thousands of fake signals, much like a denial-of-service attack that uses thousands of computers to choke a website with a flood of fraudulent requests for information, Costin says.

FORBES: Next-Gen Air Traffic Control Vulnerable To Hackers Spoofing Planes Out Of Thin Air

In a presentation at the Black Hat and Defcon security conference in July, for instance, French security researcher Andre Costin presented vulnerabilities in the next-generation air traffic control system known as ADS-B that he said would allow a hacker with a software-defined radio to track and even spoof planes in the sky, potentially creating dangerous distractions for pilots.

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