WATERMARK ANALYSTПечатная книга «WATERMARK ANALYST» в мягкой обложке, язык - английский. В книге 60 страниц, она напечатана на белой офсетной бумаге плотностью 80 г/м². Формат издания — 152x229 мм. Все книги аккуратно упаковываем в прочный трёхслойный непрозрачный картонный конверт.
Traditionally due to limited signal processing abilities and expensive professional equipments, malicious manipulation of image was a tedious task. But with the rapid growth in technology and internet distribution of digital media, an urgent need for copyright protection is been created because of easy replication and modification_Traditionally the authenticity and integrity of data was resolved using techniques like cryptography and digital signature_Cryptography is the science of writing data in secret codes. But the cryptography does not always provide safe communication, since the encrypted message causes suspicion_Digital signature emphasized protecting the rights of customer, but the drawback of conventional schema is the extra bandwidth needed for transmission of the signature_Watermarking is the technique which emphasizes on protecting the right of service provider_Digital watermarking is the process of embedding information into a digital signal. The signal may be audio, picture or video_Digital data could be easily copied, modified, tampered without legal authorization during multimedia transmission. Thus of importance the watermark is needed.