Telstra upgrades submarine cable routes to 100G; Texas prisons reduce inmate health care costs with telemedecine

Wireline news from across the Web:

@FierceTelecom RT @Telexplainer: Verizon study: The fault is not in PCI DSS but in the merchants themselves. Article | Follow @FierceTelecom

> Telstra upgrades five of its major submarine cable routes to 100G to support ultra-HD video services. Article

> Texas prisons said they reduced the cost of health care per inmate 12 percent by using telemedicine. Article

> Verizon customer uncovers critical vulnerability in FiOS mobile app compromising user e-mail accounts. Article

Cable News
> Looking to further exploit its substantial Internet and mobile traffic, and better compete with the No. 1 online retailer, plans to launch transactional VOD and SVOD services by the end of 2015. Article

> After a note by a rival media-investment analyst last week sent Viacom shares spiraling on fears of a pending blackout on Dish Network, Craig Moffett responded with his own memo, dismissing the speculation. Article

Wireless News
> Samsung Electronics does not want to buy BlackBerry but instead wants to use more of the company's services in Samsung's devices, according to a co-CEO of Samsung. Article

> Google is interested in buying mobile payments company Softcard, according to multiple reports, in a deal that would bring Google into closer alignment with wireless carriers and that would consolidate the payments market just as Apple Pay is getting off the ground. Article

And finally … Dark fiber may help light up competition in broadband market. Article

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