Few pieces of corporate software have earned so many fans so quickly as Slack, which is basically a sophisticated chat room for businesses. But as one blogger just realized, a vulnerability in the login page lets you snoop on the other guy.

Tinder's callous approach to privacy is getting more brazen. Businessweek says a security flaw exposed the exact latitude and longitude of Tinder users for between 40 to 165 days, with no notice from the company.

What does Snapchat CEO Evan Spiegel care about, other than wooing Taylor Swift and driving his Ferrari? Turning his startup into a business doesn't seem to register, and based on the newest report of security hubris, neither does protecting you from hackers. Updated

Those private ephemeral ads for losing pounds and enhancing penis size you see above appeared in my Snapchat feed yesterday, along with a handful of new "friends" in my contacts. I'm not the only one being inundated by spam.

Snapchat issued a statement about the security breach that exposed 4.6 million accounts. The company promised better privacy protection with the next update, but apparently brogramming means never having to say you're sorry.

On Bloomberg West today, Christopher Soghoian, a former privacy advisor to the Federal Trade Commission, said that after its recent security breach Snapchat better lawyer up because a federal investigation and class action lawsuits are undoubtedly coming its way.

On Christmas Eve, Gibson Security published information on how to exploit loopholes in Snapchat's security that "allow mass matching of phone numbers with names and mass creation of bogus accounts," reports ZDNet. Gibson published the codes because they were "sick of" Snapchat ignoring their warning since August.

Just last year, hackers beat LinkedIn like a pinata, and out came 6.5 million user passwords. Today, the resume-swapping titan is asking you to trust it to handle all of your email. You shouldn't.

When a company tells you that it was insecurely broadcasting your exact GPS location and Facebook profile for mere "hours," you hope you can trust them. That's what hookup app Tinder told us about its recent vulnerability, and it turns out, no, that wasn't true.

Quartz's Zachary Seward reports that Tinder, the hookup app du jour, was leaving your physical location and Facebook information open to prying eyes. It fixed the bug, but how long was your secret sexting identity open for the stealing?

If you use an iPhone or iPad to cruise Tumblr, change your login ASAP: the company just admitted a serious flaw in its iOS apps makes it easy for someone to steal your password out of thin air.

The microblogging service that's become a newsroom staple across the world is still missing stronger, two-step security offered by Google and Facebook. Security that would've stopped companies like Burger King or the AP from being hacked. In the meantime, we've been sent this memo: