
Loading

Loading
We use strictly necessary cookies to run this site, and analytics cookies to understand how it's used. See our Privacy Policy for details.
datanleads.com
What happened
In November 2018, security researcher Bob Diachenko identified an unprotected database believed to be hosted by a data aggregator. Upon further investigation, the data was linked to marketing company Data & Leads. The exposed Elasticsearch instance contained over 44M unique email addresses along with names, IP and physical addresses, phone numbers and employment information. No response was received from Data & Leads when contacted by Bob and their site subsequently went offline.
Data exposed
Frequently asked questions
The Data & Leads data breach occurred on November 14, 2018. It was added to Have I Been Pwned's breach catalog on November 28, 2018.
44,320,330 accounts were affected by the Data & Leads data breach, according to Have I Been Pwned's records.
The Data & Leads breach exposed the following data types: Email addresses, Employers, IP addresses, Job titles, Names, Phone numbers, Physical addresses.
Yes. Have I Been Pwned has verified the Data & Leads breach, meaning there's confirmed evidence the exposed data is genuine and tied to real accounts.
Use KazaSec's free Email Breach Checker (/tools/breach-check) to check whether a specific email address has surfaced in the Data & Leads breach, or any other known breach — the tool never stores what you search.
Our free Email Breach Checker tells you whether a specific email address has surfaced in this breach — or any other known breach — without ever storing what you search.
Check your email →Talk to us about this
We help organizations find and fix the gaps that lead to a breach, before they do.