To use the feature, parents will turn on a setting that creates a four-word passphrase that's used generate these contact requests, the company says.
We are not planning to publicly release the passphrase.
COME UP WITH A PASSPHRASE The longer your password, the longer it will take to crack.
Which, of course, it often is.Mr Bonneau and his colleague Ekaterina Shutova have analysed a real-world passphrase system employed by Amazon, an online retailer that allowed its American users to employ passphrases between October 2009 and February 2012.
Mr Leigh later published the passphrase in a book (he says he thought it was no longer valid).
The unredacted release of cables was due to the failure of a partner journalist to control a passphrase.
And a keylogger installed on a user's computer can capture the passphrase used to lock away the private key.
Remember, pick a good, strong passphrase.
If you have a passphrase that is more secure.
You're now prompted for your private key's passphrase.
