Solutions for Filtering and Avoiding Sensitive Words in Marketing SMS

Sensitive Word Variations Across Countries


  • Standards for risk-control keyword lists vary by country and carrier; generic promotional or financial terms frequently trigger cross-regional bulk blocking.

  • High-inducement marketing phrases such as exaggerated returns, free benefits, and guaranteed principal returns are high-frequency interception keywords for global A2P SMS and require special attention to avoid.


  • Copy Review Process


  • Establish a regular pre-review process for templates. All new copy and new campaigns shall undergo unified screening before launch to identify and replace high-risk sensitive content in the copy in advance.

  • Adhere to the principle of factual and objective copywriting, and eliminate false and exaggerated promotional statements, so as to reduce the probability of being identified and intercepted by risk control systems from the source of content.


  • Alternative Response Strategies


  • If high-risk words are strictly required by business scenarios, confirm the release rules with upstream channels in advance and complete template filing to avoid bulk interception.

  • In the event of small-scale interception, immediately iterate the copy version to quickly stop losses, so as to prevent the entire batch of traffic from being marked and leading to channel shutdown.

Relying on standardized pre-review and dynamic adjustment mechanisms, we can effectively avoid risk control issues caused by sensitive words and ensure the long-term stable delivery of marketing SMS services.