Woman behind Pakistan’s first hackathon, Sabeen Mahmud, shot dead by unknown gunmen


Woman behind Pakistan’s first hackathon, Sabeen Mahmud, shot dead by unknown gunmen
The progressive activist and organizer who ran Pakistan’s first-ever hackathon and led a human rights and a peace-focused nonprofit known as The Second Floor (T2F) was shot dead today by unidentified gunmen in Karachi.

April 24, 2015 at 10:44PM
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ARM’s Cortex-A72 CPU core gets fully detailed

The chipmaker ARM spilled all the beans on the recently announced, high-end Cortex-A72 CPU. As expected, the component is faster, more efficient, with a smaller footprint than the Cortex-A57 that precedes it.

ARM Cortex-A72 offers 20% better branch prediction than its predecessor. Instructions-per-clock have increased between 20% and 60% over the Cortex-A57 depending on the workload. In terms of energy efficiency, the newcomer is between 18% and 30% better than the previous model.

It has been primarily designed for next-generation 14nm and 16nm nodes, though Mediatek and Qualcomm will bring 28nm chipsets with the CPU this year. It is worth noting that the Cortex-A72 offers much bigger gains in performance on 14nm and 16nm nodes.

Interestingly, ARM claims that, at the same performance, the Cortex-A72 will use 75% less power than an Inter Broadwell CPU. It is worth noting that Intel’s chip is overall significantly more powerful.

Source…

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Credit card terminals have used same password since 1990s, claim researchers


Credit card terminals have used same password since 1990s, claim researchers
While retailers battle breaches that have resulted in tens of millions of credit card numbers stolen, word comes from the RSA Conference in San Francisco that a major vendor of payment terminals has been shipping devices for over two decades with the same default password.

April 24, 2015 at 05:09PM
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