Virgin Media O2 addressed a security flaw in its 4G Calling feature that allowed callers to infer the locations of recipients. Researcher Daniel Williams revealed that this could theoretically pinpoint call recipients to within 100 square meters using data sent by the network. Following his findings published in May, VMO2 confirmed that the flaw was fixed after weeks of testing, ensuring user privacy. Williams's investigation highlighted past implementations of the IMS service and showed the technical complexities in securing mobile user data.
The issue with Virgin Media O2's 4G Calling feature that exposed users' location has been fixed, enhancing user privacy and security.
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