An organization offering programming that permits individuals to keep an eye on others has let it out has been hacked and had a huge number of client records released on the web.
The confirmation comes a day after mSpy told BBC News it had not been hacked and no information had been stolen.
It has additionally risen that the UK's Information Commissioner is researching the organization.
It told the BBC it was "mindful of the break and is attempting to discover where the organization is based".
MSpy offers programming it says is gone for folks stressed over what their youngsters are up to online and bosses who need to genuinely track their representatives.
Be that as it may, it is additionally utilized for more terrible purposes, for example, companions keeping an eye on their accomplices.
Security master Brian Krebs broke the news that an incomprehensible vault of very individual information from mSpy clients had been dumped on the purported dim web - a zone of the web that can't be come to by customary internet searchers.
He had been reached by a mysterious source who had sent him a connection to the information on a Tor-based website - innovation that permits individuals to cover the character of their sites.
BBC News has now additionally been sent connections to the information, which it is right now dissecting.
In the wake of demanding that the information was fake and no rupture had occurred, mSpy has now conceded that information had been stolen.
"Much to our misgiving, we must advise you that information spillage has really occurred," representative Amelie Ross told BBC News.
"Then again, the extension and the arrangement of the previously stated data are much excessively misrepresented."
She said that 80,000 clients had been influenced. Introductory reports proposed up to 400,000 client subtle elements had been uncovered.
Mr Krebs said that he had likewise reached "different clients of mSpy" by means of the connection he had been sent.
"I spent the better piece of the day today pulling client records from the many gigabytes of information spilled from mSpy. I talked with various clients whose installment and individual information — and that of their children, workers and noteworthy others — were incorporated into the gigantic store. All affirmed they are or were, as of late paying clients of mSpy," he wrote in his web journal.
Katherine Till, one of the clients reached by Mr Krebs, affirmed to him that she and her spouse had paid mSpy to screen the cellphone of their 14-year-old girl.
She told the security master that she was unconscious of any rupture..
Another client whose money related and individual information was in the reserve requested that not be distinguished but rather told the security master that he had paid mSpy
covertly screen the cell phone of a "companion."