The zero text watermarking is a practical method for protecting the copyright from being tampered and copied. This paper aim to obtain zero watermarking technique with Hybrid Structural component and word length (HSW) where contains two phases watermark embedding and extraction. From the data owner the plain text is obtained and the watermark is generated. It is based on using the text characteristics. Certifying authority is generated as a group from text and watermark and recorded for tamper detection in file by pattern matching. Index terms: tamper detection, watermarking, and structural components.