GDPR: CNIL report on data breaches – November 2023

Introduction

In 2023-11, several personal data breaches were reported to the CNIL, affecting various sectors of activity. These incidents highlighted the vulnerability of personal data and the importance of adequate protection.

Sectors concerned

The sectors most affected by data breaches are:
– Human health and social action: 62 times
– Trade; repair of automobiles and motorcycles: 60 times
– Public administration: 60 times
– Financial and insurance activities: 55 times
– Specialized, scientific and technical activities: 45 times
– Information and communication: 43 times
– Other service activities: 14 times
– Transportation and storage: 12 times
– Teaching: 12 times
– Real estate activities: 11 times
– Administrative and support services activities: 9 times
– Manufacturing industry: 7 times
– Accommodation and catering: 5 times
– Construction: 5 times
– Arts, entertainment and recreational activities: 2 times
– Water production and distribution; sanitation, waste management and depollution: 2 times
– Activities of households as employers; undifferentiated activities of households as producers of goods and services for own use: 1 time
– Agriculture, forestry and fishing: 1 time

Nature of violations

The types of violations encountered this month are:
– Loss of privacy: 365 times
– Loss of availability: 83 times
– Loss of integrity: 54 times

Number of people impacted

The number of people affected by these incidents is distributed as follows:
– Between 0 and 5 people: 123 times
– Between 301 and 5000 people: 91 times
– Between 6 and 50 people: 90 times
– Between 51 and 300 people: 72 times
– More than 5000 people: 30 times

Typologies of impacted data

The data typologies affected by the breaches are:
– Identification or access data (e.g. identifier: 122 times
– password: 122 times
– customer number...): 122 times
– The breach concerns other data: 81 times
– The data concerned is not known at the moment: 56 times
– Data relating to financial information (e.g. income: 117 times
– credit card number: 117 times
– bank details): 117 times
– economical: 117 times
– Marital status (eg: name: 294 times
– gender: 294 times
– date of birth: 294 times
– age...): 294 times
– Contact details (e.g. postal or email address: 291 times
– landline or mobile phone numbers...): 291 times
– Official documents (Passports: 78 times
– ID: 78 times
– etc.): 78 times
– Location data: 31 times
– Data relating to offenses: 16 times
– convictions: 16 times
– security measures: 16 times
– NIR (Directory Registration Number): 72 times

Origins of incidents

The main causes of these violations are:
– Hacking: 173 times
– malware (e.g. ransomware) and/or phishing: 173 times
– Unvoluntary publication of information: 43 times
– Other: 99 times
– Personal data sent to the wrong recipient: 54 times
– Equipment lost or stolen: 31 times
– Lost paper: 21 times
– stolen or left accessible in an unsecured location: 21 times
– Bad person data displayed on customer portal: 10 times
– Personal information disclosed verbally: 4 times
– Disposal of paper documents containing personal data without physical destruction: 1 time

Conclusion

Data Comply One (formerly Mission RGPD) offers a complete solution for complying with the GDPR thanks to its GDPR Software, its DPO Coaches, and its outsourced DPO services. These tools help prevent data breaches by ensuring the security and compliance of processing practices. We invite you to use our free Diag GDPR tool to assess your company's compliance.

Consult the CNIL interactive map to find out more.
For more information on notifications to the CNIL and the follow-up taken.
Data on notifications to the CNIL.