Is hijacking WhatsApp numbers a system vulnerability? Legitimate methods for obtaining valid user data

Based on the rules of different countries, the system automatically completes the country code and verifies the number length (e.g., 10 digits + country code for the United States, 10 digits + country code for India) to avoid omissions in the filtering process due to formatting errors.

Before conducting WhatsApp number screening, businesses first need to clearly define the characteristics of their target customers.ITG global screening, as a professional tool, provides strong technical support for this process.

Importantly, companies need to continuously optimize their screening strategies based on their own circumstances in order to maintain a competitive edge in this rapidly changing market environment.Only by organically combining tools, methods, and execution can we truly achieve precision marketing and say goodbye to wasted effort.In today's highly competitive market environment, many businesses are still using a blind addition approach to conduct WhatsApp marketing, resulting in a large number of conversations that fail to generate real value.

Here's a set of practical WhatsApp contact filtering techniques to help you generate business value in 90% of your conversations using ITG's global filtering tools.A proper WhatsApp contact filtering strategy can not only improve marketing efficiency but also significantly improve ROI.

The demographic module of ITG's full-domain filtering allows for the rapid creation of detailed customer profiles.

By combining scientific WhatsApp number filtering methods with ITG's comprehensive filtering tools, businesses can completely shift from blindly adding contacts to targeted marketing.Through its three core capabilities—content recognition, behavior analysis, and intelligence sharing—it has built a 24/7 uninterrupted intelligent firewall, truly nipping community risks such as advertising and black market activities in the bud.

Achieving a 90% risk reduction is not an exaggeration, but an inevitable result of the empowerment of intelligent technology.Embracing intelligent management is not only a choice to improve efficiency, but also an inevitable strategy to ensure the long-term stability of the community.

In the fierce competition of Telegram community operations, the real value lies not in the simple accumulation of the number of members, but in the ability to accurately identify and activate those high-quality active users.Many administrators struggle with the "zombieification" of groups—a seemingly large number of members, yet only a handful are actively interacting. The key to overcoming this predicament lies in a deep understanding and effective use of Telegram screening functions.