Data Transmitted During Synchronization
To synchronize segments based on audiences from external sources (Google Audience, Yandex Audiences™, VK Ads™), hashed profile data is transmitted to the corresponding systems.
This article provides a list of data transmitted during audience synchronization. This information may be required by platform users upon request from their information security department.
Yandex.Audiences™
| Authorization | |
| Application ID | Client ID from Yandex.OAuth |
| Application Secret | Client Secret from Yandex.OAuth |
| Transmitted Data | |
| Email address. Transmitted in hashed form (MD5) | |
| phone | Phone number. Transmitted in hashed form (MD5) |
| externalIDValue | Segment ID in Yandex.Audiences™. Transmitted in hashed form (MD5) |
| PushData.SubscriptionID | Push subscription ID. Transmitted in hashed form (MD5) |
Data Hashing
Data hashing can be disabled by setting the configuration parameter YAAUDIENCES_SYNC_DO_HASHING to false.
Google Audience
| Authorization | |
| Application ID | Client ID |
| Secret Key | Client secret |
| Token | Developer token |
| Transmitted Data | |
| Email. Transmitted in hashed form (SHA256) | |
| phone | Phone. Transmitted in hashed form (SHA256) |
| Advertising Identifiers | IDFA / Google Advertising ID and other advertising IDs |
| Segment Data | Segment ID and segment name |
VK Ads™
| Authorization | |
| Client Identifier | client_id |
| Secret Key | client_secret |
| Transmitted Data | |
| vk | VK user identifier |
| Email address. Transmitted in hashed form (MD5) | |
| phone | Phone number. Transmitted in hashed form (MD5) |
| ok | Odnoklassniki user identifier |
| advertising_id | Google Advertising ID |
| idfa | Apple mobile device identifier |
Facebook Ads Manager*™
| Authorization | |
| Application ID | App ID |
| Application Secret Key | App Secret |
| Transmitted Data | |
| em | Email. Transmitted in hashed form (SHA256) after normalization |
| ph | Phone. Transmitted in hashed form (SHA256) after normalization |
| ct | City. Transmitted in hashed form (SHA256) after normalization |
| country | Country. Transmitted in hashed form (SHA256) (ISO 3166-1 alpha-2) |
| fn | First name. Transmitted in hashed form (SHA256) after normalization |
| ln | Last name. Transmitted in hashed form (SHA256) after normalization |
| ge | Gender. Transmitted in hashed form (SHA256), m/f |
| db | Date of birth. Transmitted in hashed form (SHA256) in YYYYMMDD format |
| external_id | Transmitted without hashing (recommended to send in original format) |
*Meta, the organization that owns Instagram, Facebook and WhatsApp, is recognized as extremist and banned in the Russian Federation.