Update README.md

README.md

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 The dataset consists of more than **28,800** video attacks of **7** different types specifically curated for a passing **iBeta Level 1** and getting a certification. It is compliant with the **ISO 30107-3** standard, which sets the highest quality requirements for biometric testing and attack detection. 
 
 By geting the **iBeta Level 1 certification**, biometric technology companies demonstrate their commitment to developing robust and reliable biometric systems that can effectively detect and prevent fraud  - 
-**[Get the data](https://unidata.pro/datasets/ibeta-level-1-video-attacks/?utm_source=huggingface&utm_medium=cpc&utm_campaign=ibeta-level-1).**
+**[Get the data](https://unidata.pro/datasets/ibeta-level-1-video-attacks/?utm_source=huggingface&utm_medium=referral&utm_campaign=ibeta-level-1).**
 
 ## Attacks in the dataset
 ![](https://www.googleapis.com/download/storage/v1/b/kaggle-user-content/o/inbox%2F22059654%2Fcbfe41005e61c371f8ad6956efdf25e9%2FFrame%20120%20(1).png?generation=1724161454268271&alt=media)
@@ -34,7 +34,7 @@ Each attack was filmed on an **Apple iPhone** and **Google Pixel**.
 6. **PC Replay**: a person's photo demonstrated on a computer screen
 7. **Real Person**: real videos of people
 
-# 💵 Buy the Dataset: This is a limited preview of the data. To access the full dataset, please contact us at [https://unidata.pro](https://unidata.pro/datasets/ibeta-level-1-video-attacks/?utm_source=huggingface&utm_medium=cpc&utm_campaign=ibeta-level-1) to discuss your requirements and pricing options.
+# 💵 Buy the Dataset: This is a limited preview of the data. To access the full dataset, please contact us at [https://unidata.pro](https://unidata.pro/datasets/ibeta-level-1-video-attacks/?utm_source=huggingface&utm_medium=referral&utm_campaign=ibeta-level-1) to discuss your requirements and pricing options.
 
 ## Metadata for the dataset
 
@@ -42,4 +42,4 @@ Each attack was filmed on an **Apple iPhone** and **Google Pixel**.
 
 The iBeta Level 1 dataset is an essential tool for the biometrics industry, as it helps to ensure that biometric systems meet the highest standards of anti-spoofing technology. This dataset is used by various biometric companies in various applications and products to test and improve their *biometric authentication solutions, face recognition systems, and facial liveness detection methods.*
 
-# 🌐 [UniData](https://unidata.pro/datasets/ibeta-level-1-video-attacks/?utm_source=huggingface&utm_medium=cpc&utm_campaign=ibeta-level-1) provides high-quality datasets, content moderation, data collection and annotation for your AI/ML projects
+# 🌐 [UniData](https://unidata.pro/datasets/ibeta-level-1-video-attacks/?utm_source=huggingface&utm_medium=referral&utm_campaign=ibeta-level-1) provides high-quality datasets, content moderation, data collection and annotation for your AI/ML projects