Introducing Aulyzer – Scientific Audio Measurement Instrument

Posted on November 14, 2025 by Alex Radzishevsky

Aulyzer – a new cross-platform command-line tool for scientific audio analysis.

Aulyzer was originally built as an internal lab instrument for validating audio watermarking, fingerprinting, and various processing chains. We are now releasing it as a standalone tool for engineers, researchers, and audio professionals who need precise, repeatable measurements on audio files.

What Aulyzer Is

Aulyzer is a command-line audio analyzer designed for:

  1. Single-file analysis – extracting a rich set of metrics from one audio file (quality control, characterization,
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AFT SonicDeCloner FREE — The Ultimate Acoustic De-Duplication Solution

Posted on October 28, 2024 by Alex Radzishevsky

We are thrilled to introduce AFT SonicDeCloner, a free tool by AudioWatermarking.com for acoustic audio de-duplication. AFT SonicDeCloner is built to recognize acoustically similar audio files, or “clones,” across various formats by using advanced, patented acoustic fingerprinting technology. Unlike traditional file comparison methods, this tool listens to audio files just like the human ear, identifying duplicates originating from the same performance or recording, regardless of file compression or format.

Key Features:

  • Human-like Acoustic Detection: Matches audio based on
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MTM licenses AWT technology

Posted on August 16, 2024 by Alex Radzishevsky

www.audiowatermarking.com – August 16, 2024 – MTM (www.mtm.se), the Swedish Agency for Accessible Media dedicated to ensuring that individuals with reading impairments have access to a broad spectrum of media, has licensed AWT audio watermarking technology to enhance the security and accessibility of their digital audio content.

MTM, recognized for its vital role in providing accessible media to those in need, has integrated AWT technology to protect and monitor the distribution of their content across various platforms. This … >>> Click to read the full post...

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AudioWatermarking.com Secures New US Patent

Posted on May 8, 2024 by Alex Radzishevsky

I am delighted to announce a significant achievement at www.AudioWatermarking.com. I have just been granted US Patent 11,978,461 — a key addition to the growing collection of innovations, marking another significant personal and professional milestone in my journey at www.AudioWatermarking.com.  This is the third major patent in the line of patents protecting my core DSP technologies focused on audio watermarking and acoustic fingerprinting. Our suite of tools, including Audio Watermarking Tools (AWT) and Audio Fingerprinting Tools (AFT), is … >>> Click to read the full post...

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AD-tv licenses AWT technology

Posted on February 26, 2024 by Alex Radzishevsky

www.audiowatermarking.com – February 22, 2024 – AD Solutions (www.ad-tv.fr), a broadcast solutions developer offering a range of services in virtual reality and infotainment for the television and film industry, including real-time data management, distribution, live data streaming and augmentation, has licensed AWT audio watermarking technology to integrate into its system and platform.

AD-tv, known for its innovative solutions in the fields of television entertainment, real-time sports data management and immersive VR and AR productions, has integrated AWT … >>> Click to read the full post...

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Defending the authenticity of sound in the age of AI: How advanced audio watermarking technologies are re-emerging

Posted on January 10, 2024 by Alex Radzishevsky

Alex Radzishevsky, 2024-01-10

 1. Introduction

In a world increasingly dominated by sophisticated artificial intelligence (AI) technologies, the authenticity of audio content has never been more at risk. The music industry, voice actors, content creators and even call centers are facing unprecedented challenges due to the proliferation of AI-generated audio forgeries. These challenges threaten not only intellectual property rights, but also the privacy and the very nature of authenticity of digital audio content. In this article, we explore how and why … >>> Click to read the full post...

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AWT5 Now Supports Time-Accurate Event Triggering and Device Time Synchronization

Posted on January 6, 2024 by Alex Radzishevsky

We are pleased to introduce two new practical features to AWT5, enhancing its functionality in audio watermarking.

1. Triggering Events with High Timing Accuracy: AWT5 has been updated to include a specialized mechanism for “trigger events.” This feature allows for the precise decoding of a payload encoded in a digital watermark at a predetermined moment in an audio stream. It activates a predefined action or reaction at the exact required time. Built on the core watermarking functionality of AWT5, this … >>> Click to read the full post...

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RTV Slovenija Licenses AFT Technology

Posted on March 15, 2023 by Alex Radzishevsky

RTV Slovenija Licenses AFT Technology to Streamline Audio Content Management

www.audiowatermarking.com – March 15th, 2023 – RTV Slovenija, Slovenia’s national public broadcasting organization, has chosen to integrate AFT technology into its audio content management, monitoring, and archival system. AFT, an acoustic fingerprinting (hashing) solution, allows for reliable acoustic matching, comparison, and identification of audio through highly representative and resistant fingerprints.

By implementing AFT, RTV Slovenija will be able to streamline its internal processes related to monitoring and managing audio recordings … >>> Click to read the full post...

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AWT5 adds support for ultrasonic signaling

Posted on January 16, 2023 by Alex Radzishevsky

Introducing the next generation of AWT5 audio watermarking technology. AWT5 now supports both the audible frequency range and ultrasonic signaling, providing unmatched flexibility and versatility. With AWT5, you can transmit information over both the audible and ultrasonic frequency ranges while maintaining the integrity of the original audio signal. Moreover, with ultrasonic signaling capabilities, you can now transmit information without audible audio, via “silent” sound waves. AWT5’s new capability replaces AWT3’s ultrasonic signaling and takes it to a whole new level.… >>> Click to read the full post...

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SkyView Networks licenses AWT technology

Posted on January 26, 2022 by Alex Radzishevsky

26 January, 2022 // www.audiowatermarking.com — Skyview Networks LLC, a leading U.S. broadcast technology company, is licensing AWT technology to be incorporated into its content distribution services and infrastructure. AWT is a digital signaling solution that enables ancillary digital data to be embedded into distributed audio content. The ability to enrich audio content with ancillary data significantly enhances Skyview’s tools to deliver the most feature-rich content and guarantee the best experience to its customers and end-users.

Detailed information on AWT … >>> Click to read the full post...

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