Toyota Data Breach Exposes Customer Data – What You Can Do to Protect Yourself

Automobile manufacturer Toyota recently announced a data breach that may have exposed the emails of up to 300,000 customers for a period of nearly five years. 


Toyota says the breach is the result of a subcontractor posting source code for Toyota’s “T-Connect” app on the software development platform GitHub in December 2017. This code included an access key to the data server that hosted the e-mail addresses and customer management numbers of T-Connect users. The publicly available source code was found on September 15th, 2022, at which time Toyota changed the access key. 


Toyota customers affected by this data breach include T-Connect users who registered their email on the Toyota T-Connect site since July 2017. 


According to Toyota’s announcement and apology no other personal information such as customer names, phone numbers, and credit cards were affected. (Note that this announcement was published in Japanese—you can use your browser to translate.) 


The company further could not confirm whether this information was in fact accessed. However, the company could not deny the possibility that it was at some point during that five-year period. 


Toyota said that it will individually send an apology and notification to the registered email address of any customer whose information may have been leaked.   


I’m a Toyota owner. What should I do about the Toyota T-Connect data leak? 


Any time a data breach occurs, it means that your personal information could end up in the hands of a bad actor. Different pieces of personal information can be more useful to them than others. Some are directly useful, such as a Social Security Number or credit card information because they uniquely ..

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