phone number

Twitter security hole allowed state-sponsored hackers to match phone numbers to usernames

Twitter admits to a bug that might have put privacy-conscious users at risk – by revealing what phone numbers are associated with which Twitter accounts.

Hundreds of millions of Facebook users’ phone numbers found lying around on the internet

A security researcher found a server on the internet containing more than 419 million records related to Facebook users.

No password protection was in place – meaning the treasure trove of phone numbers was available to literally anybody with an internet connection.

Read more in my article on the Tripwire State of Security blog.

Facebook isn’t letting you opt-out of having people search for you by your phone number

If you really must use Facebook, don’t give it your phone number – not even for 2FA.

Two reasons to reconsider your Facebook membership

It’s been a bad week for Facebook and its two billion-plus users.

Not only was it revealed that millions of users had their accounts exposed by a vulnerability, but the site has been up to dirty tricks with mobile phone numbers you gave them to supposedly enhance your security.

Sex extortion emails now quoting part of their victim’s phone number

Some computer users are reporting that they have received a new type of extortion email in their inbox, which – in an attempt to scare them into giving in to demands for money – quotes part of their phone number.

But where are the blackmailers getting the phone number from?

Facebook knew for years scammers were harvesting users’ details with phone number searches. Did nothing

Mark Zuckerberg: “At some point during the last several years, someone has probably accessed your public information.”

Yep. So why didn’t you do something about it Zuck?

Facebook SMS spam risks spoiling adoption of 2FA

It’s hard enough getting people to turn on 2FA without sites using it to send non-security notifications.

Facebook users: Make sure your mobile phone number is private

Did you know that complete strangers, can search Facebook’s database for your phone number and find your profile and grab your name, profile picture and more besides?

Here is how to stop it.

Snapchat releases an app update, and finally says ‘We’re sorry’

SnapChat, the smartphone app loved by sexting teens sharing intimate snaps of their private parts, has finally apologised for its security screw-up.

No apology, but Snapchat responds to leak of 4.6 million users’ phone numbers

Snapchat says it will release an updated version of its app which will better protect users’ phone numbers, but falls short of apologising to users already affected.

Hackers claim to reveal millions of Snapchat usernames and phone numbers

A website called SnapchatDB has made available what they claim is a database of 4.6 million Snapchat users, revealing usernames and phone numbers.

Facebook’s Android app tells them your phone number, without your knowledge or consent

Symantec researchers have stumbled across a “feature” of Facebook’s official Android app which once again puts into question if the social network’s developers truly *get* security and privacy.

Your phone number may not be as private on Facebook as you think – and how to fix it

If you use Facebook, your phone number may not be as private as you think.

A way in which Facebook privacy can be abused has come to light that will shock many users, but that the social network itself seems to consider a deliberate feature.

Is your smartphone telling every website you visit your telephone number?

O2 mobile users in the UK are venting on Twitter today, fuming at their discovery that their phone number is being shared with every website that they visit over the network.

But users of other mobile phone networks may be also affected.

Dutch Queen’s phone number exposed on net via WikiLeaks

Queen Beatrix of the Netherlands has her personal phone number released onto the web, via WikiLeaks diplomatic cables.

Even regal grandmothers can find they have been exposed by WikiLeaks.

Justin Bieber’s cell phone number? Nope, it’s a Facebook scam

Read more in my article at Naked Security.