LAS VEGAS, United States – Hackers’ arsenal on Sunday was beefed up with a drone armed with weapons to crack into wireless computer networks at close range, whether they be in skyscrapers or walled compounds.

David Jordan of US-based Aerial Assault was at an infamous Def Con hacker gathering showing off a drone that could be dispatched on missions to land atop buildings or hover outside walls and probe for cracks in computer networks.

“There has never been this capability before,” Jordan said as he showed the drone to AFP.

The drone was equipped with software tools used to perform the kind of “penetration testing” done by hackers or computer security professionals who seek vulnerabilities in computer networks.

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More and more tech-savvy people are opting to use their smartphones to check their Facebook or scroll through their Twitter feed, a survey says. The mobile computing device has overtaken the laptop as the population’s choice for browsing the internet this year, at least in the U.K.

A survey conducted by Ofcom revealed that more Britons would rather whip out their smartphones to go online and chat with their friends, stream content, go shopping, or search for answers on Google than wait a few minutes for their laptops to boot. About a third of the respondents admitted to turning their smartphones on to go online. Meanwhile, only 30 per cent of them spend their time on the web using a laptop.

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Atlanta and Chicago have the best wireless service performance in the United States, says a new report from RootMetrics, while Denver and Los Angeles have among the worst.

The study ranked the nation’s largest 125 cities on the quality of their mobile data service, voice service, and text messaging service for the first half of 2015. You can see the full results here.

Atlanta took the top spot for overall performance, and also topped the list for “network speed” and “data performance.” Notably, Atlanta’s Hartsfield-Jackson airport also finished first in RootMetrics’ recent rankings of wireless access at the nation’s 50 busiest airports.

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The Gif is on the rise. The New York Times reported today on the new popularity of gifs, which have seen a notable upswing in use increasing since 2012. Social networks are making it easier than ever to integrate gifs into posts. Facebook announced true gif support on the site this past March, and Twitter did the same last summer.
As the New York Times notes, this increasing propensity toward gif use may signal the rise of a new language made possible by mobile and text-driven communication. Linguists already say that emojis are a new language (and see our rundown, here). Will animated gifs prove the same?

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This tutorial explains how you can easily make a Twitter bot that will automatically favorite and/or retweet tweets that contain particular keywords or #hashtags. You need absolutely no coding knowledge and your Twitter bot will be up and running in few minutes.

Before we get started, you may be wondering why would anyone write a twitter bot that mindlessly favorites or retweets tweets? Yes, bots are often used for spammy behavior but, if used right, they can also help grow your Twitter network. For instance, when people share a link from your website on Twitter, you can favorite that tweet and it will give an hint to the original poster that you are author of that page. A brand may like to retweet tweets that contain positive mentions of their product. The list goes on.

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It has been some time since Marissa Mayer, chief executive of Yahoo, has spent big to add a promising start-up to her company’s portfolio. On Friday, she broke out the checkbook.

Yahoo paid close to $200 million for Polyvore, an online social shopping and style site, according to two people briefed on the deal. On top of that, Yahoo agreed to make roughly $40 million in additional payouts to retain Polyvore employees who stay with the company for a fixed period of time, according to these people, who spoke on condition of anonymity because the details of the acquisition are not public. The transaction is intended to bolster Yahoo’s mobile advertising and e-commerce efforts.

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Apple is allegedly in talks with wireless providers in both the U.S. and Europe about launching its own cellular service, in the same way MetroPCS and Boost Mobile piggyback on established carrier networks.

Citing sources close to Apple, Business Insider reported on Monday that Apple is “privately trialing” a mobile virtual network operator, or MVNO, service in the U.S. It was said that Apple is looking long-term, and it doesn’t plan to launch its own network within at least five years.

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Facebook and privacy issues have always been opposed. To help address this situation, or to make it easier for users to have more control over the information they share, the network has released Security Checkup .

Security Checkup is a tool that helps users find security settings for their accounts. To remind users to do their “security checkup” in the coming weeks will be displayed on the wall of news, a notice inviting them to review their security. The process is as simple as following the instructions, so that we make sure to have the correct configuration, and disconnect from Facebook on devices that have not used in a while, turn on notifications of connection (if someone connects to our account) and security tips to implement a good password.

If you do not want to wait for the announcement, and you can check it from the browser on your PC or Mac, the security on your Facebook . This function can not yet be set on mobile phones, but according to the Newsroom of Facebook is coming soon.