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KERNEL SECURITY

We sign audio and video from inside the signal. Anyone can check who published it, for free.

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[email protected]

© 2026 KERNEL SECURITY. ALL RIGHTS RESERVED.

About us

Anyone should be able to check who published an audio or a video.

Kernel Security is a deep-tech startup from Galicia, Spain. We sign audio and video from inside the signal and bind it to the identity of whoever publishes it, so anyone can check it for free. We don't try to guess what is fake: we give what is authentic a proof.

The team

JR

José Manuel Ramírez Sánchez

Founder & CEO

Research engineer in speech technology and signal processing: automatic speech recognition, spoken term detection and voice analysis with machine learning. PhD candidate in the Information and Communications Technology programme at the University of Vigo. Published in peer-reviewed journals and conferences such as the EURASIP Journal on Audio, Speech, and Music Processing, Applied Sciences and IberSPEECH.

LinkedIn ORCID

Research

Kernel grew out of research in speech and signal processing. A selection of the founder's work:

  • The Multi-Domain International Search on Speech 2020 ALBAYZIN Evaluation: Overview, Systems, Results, Discussion and Post-Evaluation AnalysesApplied Sciences · 2021 · doi:10.3390/app11188519
  • ALBAYZIN 2018 spoken term detection evaluation: a multi-domain international evaluation in SpanishEURASIP Journal on Audio, Speech, and Music Processing · 2019 · doi:10.1186/s13636-019-0159-7
  • A Survey of the Effects of Data Augmentation for Automatic Speech Recognition SystemsProgress in Pattern Recognition, Image Analysis, Computer Vision, and Applications (CIARP) · 2019 · doi:10.1007/978-3-030-33904-3_63
  • Galician's Language Technologies in the Digital AgeIberSPEECH 2022 · 2022 · doi:10.21437/iberspeech.2022-5
All publications on ORCID

Who backs us

  • Qualified by the Xunta de Galicia as a Technology-Based Employment Initiative (IEBT).
  • Selected for StartTIC, the high-technology incubator of Zona Franca de Vigo (2026).
StartTIC's public list of projects

Press

For writing about us. The name is always "Kernel Security".

In Spanish
Kernel Security es una startup deep-tech de Galicia que firma el audio y el vídeo desde dentro de la señal, para que cualquiera pueda comprobar gratis quién lo publicó. Cualificada como IEBT por la Xunta de Galicia y seleccionada por StartTIC, la incubadora de alta tecnología de Zona Franca de Vigo.
In English
Kernel Security is a deep-tech startup from Galicia, Spain, that signs audio and video from inside the signal, so anyone can check who published it, for free. Qualified as an IEBT by the Xunta de Galicia and selected for StartTIC, the high-technology incubator of Zona Franca de Vigo.
Download the symbol (SVG)

Press contact: [email protected]