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The reviews published on vpnMentor are written by experts that examine the products according to our strict reviewing standards. Such standards ensure that each review is based on the independent, professional and honest examination of the reviewer, and takes into account the technical capabilities and qualities of the product together with its commercial value for users, which may also affect the product's ranking on the website.

Led by Noam Rotem and Ran Locar, vpnMentor’s research team discovered a breach in a database belonging to Israeli telecommunications company Annatel. The leaking database was exposing private conversations between Annatel customers and company agents. Throughout these conversations, Annatel customers provided sensitive personal data and acces...
Report: Israeli Telecom Company Exposes Customers in Leaked Support Chats
Led by Noam Rotem and Ran Locar, vpnMentor’s research team recently discovered a data breach belonging to the exercise technology company Kinomap. As a paid subscription service, Kinomap collects enormous amounts of data about its users, all of which was stored on an unsecured database. In total, the database was leaking over 42 million recor...
Report: Exercise App Exposes Private User Data in Massive Data Leak
Led by Noam Rotem and Ran Locar, vpnMentor’s research team discovered a massive amount of sensitive financial data leaking from a website connected to India’s mobile payment app BHIM that was exposed to the public. The website was being used in a campaign to sign large numbers of users and business merchants to the app from communities across...
Report: Indian e-Payments App Exposes Millions of Users in Massive Data Breach
Led by Noam Rotem and Ran Locar, vpnMentor’s research team recently discovered a data leak by the popular app Key Ring, that compromised the privacy and security of their 14 million users. Key Ring allows users to upload scans and photos of membership and loyalty cards onto a digital folder on one’s phone. However, many users also use it to s...
Report: Popular Digital Wallet Exposes Millions to Risk in Huge Data Leak
Led by Noam Rotem and Ran Locar, vpnMentor’s research team recently discovered a data breach belonging to the Spanish e-learning platform 8Belts. 8Belts is a popular language-learning platform used around the world to teach various languages. By our estimates, the breach - which originated from a misconfigured Amazon Web Services S3 bucket...
Report: e-Learning Platform Exposes Private Data of Students Across the Globe
Led by Noam Rotem and Ran Locar, vpnMentor’s research team recently discovered a data breach belonging to SSL247, a reseller of internet security products. The breach originated from a misconfigured Amazon Web Services S3 bucket, exposing private files belonging to the company. Many of these files included detailed information about customers...
Report: Leading Internet Security Company Exposes Customers to Fraud and Attack From Hackers
Led by Noam Rotem and Ran Locar, vpnMentor's research team discovered a data breach belonging to the e-Learning platform OneClass. OneClass is a remote learning platform that provides study guides and educational assistance materials to millions of students across North America. At a time when students are forced to study from home, feeling i...
Report: Educational Platform Exposes Private Data of Over 1 Million Students across North America
Led by Noam Rotem and Ran Locar, vpnMentor’s research team discovered a data breach on casino gambling app Clubillion. The breach originated in a technical database built on an Elasticsearch engine and was recording the daily activities of millions of Clubillion players around the world. Aside from leaking activity on the app, the breache...
Report: Popular Gambling App Exposed Millions of Users in Massive Data Leak
Led by established researchers Noam Rotem and Ran Locar, vpnMentor’s research team recently found breaches in the databases of Credit Fair and Chqbook, two Indian personal credit and loan related services. Credit Fair offers customers access to small personal loans. On Chqbook, customers can compare personal finance products, such as loans an...
Report: Data Leaked from 2 Indian Financial Service Sites
Data security experts Noam Rotem and Ran Locar, along with vpnMentor’s research team, discovered a breach in two databases belonging to the French technology and business group Groupe Phosphore.  The databases in question had indices named after two Groupe Phosphore brands: Henrri, a free billing and invoicing platform for small and midsize b...
Report: Groupe Phosphore Exposes Data of French Small Businesses and Job Seekers