Lapsus$ stole T-Mobile's source code before member arrests in March
The group used SIM swap attacks to access the carrier's systems.
Lapsus
London police arrest seven people over Lapsus$ hacks
Researchers also believe one of the leaders has made millions from hacking.
Microsoft and Okta are investigating potential attacks by the Lapsus$ hacking group
Attackers reportedly obtained source code for Bing, Bing Maps and Cortana.
Ubisoft says no user information was exposed in recent 'cyber security incident'
Hacking group Lapsus$ may be behind the attack.
Samsung confirms hackers compromised its systems and stole Galaxy source code
South American hacking group Lapsus$ claimed responsibility last week.
