Foursquare app tracks your location by default whenever your phone is on

Foursquare, makers of the popular app that lets you “check in” wherever you go, unveiled a new version this week that tracks your location even when the app is closed. With opt-in as the default, here’s how to opt-out. We show you how to opt out if you don’t want ad men and Foursquare to constantly know your whereabouts.

BlackBerry takes a pop at privacy-focused Blackphone

There’s a public spat between BlackBerry and Blackphone, the spunky start-up company trying to break into the crowded mobile market with promises of air-tight security. Can BlackBerry survive the competition?

Australian police using tower dumps to slurp mass phone data

Australian federal and state police have joined the ranks of mega-data slurpers – namely, the US, where 1 in 4 law enforcement agencies have reportedly used a “tower dump” – ordering phone providers to hand over personal information about thousands of mobile phone users, regardless of whether or not those people are under investigation.

Google’s Android security chief: Don’t bother with anti-virus. Is he serious?

Google’s chief security engineer for Android, Adrian Ludwig, claims that most users shouldn’t bother with anti-virus and that security companies are overstating the problem of Android malware. Can he be serious? …

Coinbase wallet app in SSL/TLS SNAFU, joins the insecure mobile banking club

The popular Bitcoin wallet Coinbase has a crucial security flaw in its Android apps which could allow an attacker to steal authentication codes and access users’ accounts, according to a security researcher. Coinbase is far from alone in leaving its wallet app users vulnerable, so what should you do to stay safe when using mobile banking apps?