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Method used in data files
A watermark stored in a data file refers to a method for ensuring data integrity which combines aspects of data hashing and digital watermarking. Both
Watermark_(data_file)
Marker covertly embedded in a signal
A digital watermark is a kind of marker covertly embedded in a noise-tolerant signal such as audio, video or image data. It is typically used to identify
Digital_watermarking
Topics referred to by the same term
signals Watermark (data file), a method for ensuring data integrity which combines aspects of data hashing and digital watermarking Watermark (data synchronization)
Watermark_(disambiguation)
Organized collection of data in computing
database combines the two related structures. Physical data models include: Inverted index Flat file Other models include: Multidimensional model Array model
Database
Hiding messages in other messages
message (here, the watermark) must be robust to prevent tampering. However, digital watermarking sometimes requires a brittle watermark, which can be modified
Steganography
Attack on disk encryption methods
cryptography, a watermarking attack is an attack on disk encryption methods where the presence of a specially crafted piece of data can be detected by
Watermarking_attack
American software company
Watermark Software, a document imaging solution, Watermark Enterprise and Ensemble, and a Windows-based COLD product called Greenbar. The Watermark products
FileNet
Format used to deliver movies to cinemas
Package (DCP) is a collection of digital files used to store and convey digital cinema (DC) audio, image, and data streams. The term was popularized by Digital
Digital_Cinema_Package
presence of watermarked data on the encrypted filesystem: This attack exploits weakness in IV computation and knowledge of how file systems place files on disk
Cryptoloop
PowerPoint presentation or image files, included in the evaluation version of the product. Shareware version places a watermark on documents after 30-day eval
List_of_PDF_software
File format family
DWG (from drawing) is a proprietary binary file format used for storing two- and three-dimensional design data and metadata. It is the native format for
.dwg
Analog watermarking and steganography system
Copy Management System for Audiovisual Content (VCMS/AV), is an audio watermarking and steganography system under development by Verance since 1999, and
Cinavia
Identification technology
company that collects user data. Two leading methodologies for audio-based ACR are acoustic fingerprinting and watermarking. Similarly, video fingerprinting
Automatic_content_recognition
Measures to thwart copying of disc-based media
communicating devices and content on the disc is encrypted. Digital watermarking of the video content combined with the use of hidden identifiers, e.g
CD_and_DVD_copy_protection
Spaces used for housing data
rooms (VDRs), or data centers. They are primarily used for a variety of corporate purposes, including data storage, document exchange, file sharing, financial
Data_room
Computer file format
DjVu is a computer file format designed primarily to store scanned documents, especially those containing a combination of text, line drawings, indexed
DjVu
Watermarking Act. The regulation requires AI platforms and content distributors to embed verifiable watermarks into media, indirectly impacting file-sharing
Timeline_of_file_sharing
Digital identifier derived from the data by an algorithm
arbitrarily large data item (such as a computer file) to a much shorter bit string, its fingerprint, that uniquely identifies the original data for all practical
Fingerprint_(computing)
Image-generating machine learning model
outputs an image file based on the model's interpretation of the prompt. Generated images are tagged with an invisible digital watermark to allow users
Stable_Diffusion
Cloud-based word processing software
the text watermark feature to the word processor, allowing users to create or import watermarks to a document. In addition to text watermarks, image watermarks
Google_Docs
Digital watermarking Audio watermark Watermark Watermark detection Watermark (data file) Copy attack Copy protection "Members - Digital Watermarking Alliance"
Digital_Watermarking_Alliance
Method for exposing an information leak
Honeytoken – Entries in a database to track stolen data Printer tracking dots – Digital watermark tracking code produced by many printers Recruitment
Canary_trap
Steganography software
OpenPuff Steganography and Watermarking, sometimes abbreviated OpenPuff or Puff, is a free steganography tool for Microsoft Windows created by Cosimo Oliboni
OpenPuff
Cloud computing platform by Microsoft
2023, watermarking support on Azure Virtual Desktop was announced as an optional feature of Screen Capture to provide additional security against data leakage
Microsoft_Azure
WAKE • WLAN Authentication and Privacy Infrastructure • Watermark (data file) • Watermarking attack • Weak key • Web of trust • Whirlpool (hash function)
Index of cryptography articles
Index_of_cryptography_articles
AI that generates content
requirements to watermark generated images or videos, regulations on training data and label quality, restrictions on personal data collection, and a
Generative_AI
Techniques used to obstruct forensic analysis
produces dark data that is typically buried within light data (e.g., a non-perceptible digital watermark buried within a digital photograph)." While some experts
Anti–computer_forensics
watermark on the disk. The exact pattern of "same-different-same-different" on disk can then be altered to make the watermark unique to a given file.
Disk_encryption_theory
Encryption where existence of a plaintext is difficult to proof
existence of an encrypted file or message is deniable in the sense that an adversary cannot prove that the plaintext data exists. The users may convincingly
Deniable_encryption
Type of two-dimensional barcode
activity. A higher security level can be attained by embedding a digital watermark or copy detection pattern into the image of the QR code. This makes the
QR_code
Industry advocacy coalition and Adobe corporate business unit
media files. These packages record structural provenance, asset attribution, and historical editing data over the lifecycle of a digital file. The Coalition
Content Authenticity Initiative
Content_Authenticity_Initiative
Word processor
WordArt enables drawing text in a Microsoft Word document such as a title, watermark, or other text, with graphical effects such as skewing, shadowing, rotating
Microsoft_Word
Technology that records, stores, and reproduces sound
During conversion, audio data can be embedded with a digital watermark to prevent piracy and unauthorized use. Watermarking is done using a direct-sequence
Digital_audio
of self-protecting digital content. ROM-Mark Recorders will check for watermark that cannot be duplicated by consumer-level recorders, allowing authentic
List of copy protection schemes
List_of_copy_protection_schemes
Sample document with pre-prepared elements
Reuse a page header, watermark, structure, and many forms of repeated document contents; Create and remove entries (from the New > File menu) for fast access
Template_(word_processing)
File format
that will convert ILBM files into any number of formats. While the full version is not free, the demo version adds a watermark that can be removed. Paint
ILBM
Generative AI chatbot by OpenAI
developed a watermarking tool that makes the text generated by ChatGPT easier to detect by subtly altering how the text is generated. The watermarking was claimed
ChatGPT
Candidate to final standard, along with the Audio Watermark Emission Standard (A/334) and Video Watermark Emission Standard (A/335). ATSC Technology Group
List_of_ATSC_standards
Computer-aided design software for architecture
the watermark will persist in the file. Trial version is a 30-day fully functional version in which you can save, print and publish projects. File formats
Archicad
Technology for playing music forum
the watermark according to the automated judging software supplied by the SDMI. The SDMI disagreed, noting that there was a requirement that the files lose
Secure Digital Music Initiative
Secure_Digital_Music_Initiative
Method of tracing the source of leaked data
digital watermarking schemes. Traitor tracing is a copyright infringement detection system which works by tracing the source of leaked files rather than
Traitor_tracing
Perceptually indistinguishable data compression
ISBN 1-4020-7357-7 Cvejic, Nedeljko; Tapio Seppänen. Digital audio watermarking techniques and technologies: applications and benchmarks. Idea Group
Transparency (data compression)
Transparency_(data_compression)
File sharing website focused on East Asian media
is for maintaining the original quality of the video. Users cannot add watermarks, or lower the quality to a worse video codec. "Shitposting" consistently
Nyaa_Torrents
American visual media company
acquired in 2016) has been criticized for of claiming copyright on, watermarking, and selling images that are in the public domain, including images related
Getty_Images
Formats of illegally-distributed movies
marker running in a corner or on the top edge; some may also include a watermark. A workprint might be an uncut version, and missing some material that
Pirated_movie_release_types
Music streaming platform and online music store operated by Amazon
MP3 was watermarking tracks with personal data. Van Buskirk quoted an Amazon spokesperson as saying, "Amazon does not apply watermarks. Files are generally
Amazon_Music
Passports issued to U.S. nationals
passport, including artwork upgrade, new security features such as a watermark, "tactile features," and more "optically variable" inks. Some designs
United_States_passport
Mapping arbitrary data to fixed-size values
have a correlation between hashes so similar data can be found (for instance with a differing watermark). Worst case results for a hash function can be
Hash_function
PDF Reader Application
PDF files is provided (in two ways), limits on the number of times a file can be viewed is available, optional intelligent (dynamic) watermarking is provided
Javelin_PDF_Reader
Copyright law in the use of AI
trademark by generating images with Getty's watermark. In July 2023, authors Paul Tremblay and Mona Awad filed a lawsuit in a San Francisco court against
Artificial intelligence and copyright
Artificial_intelligence_and_copyright
Transform in numerical harmonic analysis
of the watermark, sharpening, and Laplacian of Gaussian (LoG) filtering, which increases the difference between the information of the watermark and the
Discrete_wavelet_transform
South Korean IT company
digital signature, and digital watermarking. Based on the technologies, MarkAny offers information security products for data protection, document encryption
MarkAny
Pattern of symbols incorporated into a number of banknote designs
code does not rely on the EURion pattern. It instead detects a digital watermark embedded in the images, developed by Digimarc. Printer steganography,
EURion_constellation
Software for reading, viewing, and processing images
E.; Eskicioglu, A. M. (2004). "Robust DWT-SVD domain image watermarking: embedding data in all frequencies". Proceedings of the 2004 workshop on Multimedia
XnView
American multinational technology company
AI-generated. In 2025, Google announced SynthID Detector, a tool that uses watermarking to identify whether content such as text, images, audio, or video was
Web hosting service active from 1994 to 2009
effort to increase brand awareness, GeoCities introduced a watermark to user Web pages. The watermark, much like an onscreen graphic on some television channels
GeoCities
Copy protection scheme
prevent unauthorized copying. The watermark works by setting a sequence of low order bits to 1. This makes the watermark very brittle, and it will be defeated
MediaMax
Study of detecting messages hidden using steganography
techniques. Audio watermark detection BPCS-Steganography Computer forensics Covert channel Cryptography Data compression Steganographic file system Steganography
Steganalysis
Upcoming video game
though some expressed concern that it was a cryptocurrency scam owing to a watermark on released video promoting their "$CYBERLEEK" meme coin. CyberLeek burned
Grand_Theft_Auto_VI
Disk encryption software
disk is vulnerable to watermarking attacks. This means that an attacker is able to detect the presence of specially crafted data on the disk. To address
Dm-crypt
Each page is watermarked with the purchaser's name and company. "Iso/Iec 23001-7:2016". "Iso/Iec 23001-9:2016". "cenc" Initialization Data Format – a rough
MPEG_Common_Encryption
American non-profit digital archive
captured and stored as a WARC file. A primary and back-up copy is stored at the Internet Archive data centers. A copy of the WARC file can be given to subscribing
Internet_Archive
Implementation of information technology management
secure intellectual property rights and copyrights. Electronic watermarks, embedded in a file, protect use rights for Internet content. ECM is provided to
Enterprise_content_management
Swiss software company
Viewer and Editor; a WebGL Viewer for web use; and the option to add a Watermark in the Viewer. In 2016, a significant change marked the release of Revizto
Revizto
Processing a software job non-interactively
images such as resizing, conversion, watermarking, or otherwise editing a group of image files. Converting computer files from one format to another. For example
Batch_processing
Organization that shares designs of data center products
deployed: Wildcat (Intel), Spitfire (AMD), Windmill (Intel E5-2600), Watermark (AMD), Winterfell (Intel E5-2600 v2) and Leopard (Intel E5-2600 v3). OCP
Open_Compute_Project
Retired telecommunications software service/application
not provide anonymous communication. Some researchers had been able to watermark the traffic so that it was identifiable even after passing through an
Skype
Standard sizes of paper
standards include: The imperial kiku-ban (菊判), named after the Chrysanthemum watermark on imperial paper, measuring 636 mm × 939 mm. The four-by-six shiroku-ban
Paper_size
Principal protocol used to stream data across an IP network
receipt of the watermark, the sender can continue sending new data. 2. Implicit watermark. This option is based on a lack of negative acknowledgement (NACK)
NACK-Oriented Reliable Multicast
NACK-Oriented_Reliable_Multicast
CIA files on cyber war and surveillance
persistent DLL files to create a backdoor to communicate with CIA's LP, steal private data, then send it to CIA servers, or delete private data on the target
Vault_7
American academic and journalist (born 1965)
"Digital Watermarking and Steganography". In Petitcolas, Fabien A. P. (ed.). Information Hiding: Techniques for Steganography and Digital Watermarking. Artech
Simson_Garfinkel
Software for 3D computer-aided design
however files created within Community Edition cannot be opened in commercially licensed versions of Solid Edge, exported 2D drawings are watermarked, and
Solid_Edge
Inventor of toilet paper
1860. "Family Search "Personal Data for Joseph Gayetty"". FamilySearch. Robert Hendrickson (2000). The Facts on File Dictionary of American Regionalisms
Joseph_Gayetty
Semiconductor light source
black light lamp replacements for inspection of anti-counterfeiting UV watermarks in documents and bank notes, and for UV curing. Substantially more expensive
Light-emitting_diode
Social media platform owned by Meta
and they are also more likely to engage with content that has not been watermarked, as they view this content as less original and reliable compared to
Set of rules defining correctly structured programs
groups characters if (/water(mark)?/.test("watermark")) console.log("Here is water!"); // match: "water", "watermark", if (/(Tom)|(John)/.test("John")) console
JavaScript_syntax
PDF software
editor. TechRadar similarly noted its appeal as a free model without watermarks or mandatory accounts. Regarding security, a Digital Trends review addressed
PDFgear
sound files. A survey and evaluation of relevant literature/techniques on the topic of digital image steganography can be found here. Concealing data within
List of steganography techniques
List_of_steganography_techniques
programs. Secure Digital Music Initiative Industry led attempt to add watermarking to CDs. The group challenged researchers to break the DRM and then threatened
List of CD and DVD copy protection schemes
List_of_CD_and_DVD_copy_protection_schemes
Storage array product
256 TB file system and compression for file, block archiving to the cloud, thin clones with snapshots and AppSync integration for integrated Copy Data Management
Dell_EMC_Unity
Software products
simpler selection of files to be uploaded simultaneously from several folders. Huge files upload Uploading a huge amount of data is always a problem,
Upload_components
Denial-of-service attack Resource exhaustion attack Brute-force attack Watermarking attack Mangled packet Reverse connection Polymorphic code Password cracking
List of cybersecurity information technologies
List_of_cybersecurity_information_technologies
Large language model developed by Google
interactions, native image and controllable text-to-speech generation (with watermarking), and integrated Google Search. It also introduces improved agentic capabilities
Gemini_(language_model)
American hedge fund and financial services provider
Strategies Fund Ltd and Citadel Wellington LLC, crossed their respective high watermarks, earning back the 50% of assets lost during the 2008 financial crisis
Citadel_LLC
Capability of a computer graphic to allow whatever is "behind" it to be visible
transparency can also be used to make an image less prominent, such as a watermark or other logo; or to render something see-through, such as a ghostly apparition
Transparency_(graphic)
US Radio Program
1988, after negotiations on a new contract had been unsuccessful, ABC Watermark announced that it would be searching for a new host for American Top 40
Casey's_Top_40
post-processing, and then output PDL data for the printer to consume. Filters can perform a single function such as watermarking a page or doing color transformations
Technical features new to Windows Vista
Technical_features_new_to_Windows_Vista
Espionage techniques
Imaging, Security, Steganography, and Watermarking of Multimedia Contents VI. Security, Steganography, and Watermarking of Multimedia Contents VI. 5306: 70–82
Tradecraft
Practice and study of secure communication techniques
steganography include the use of invisible ink, microdots, and digital watermarks to conceal information. In India, the 2000-year-old Kama Sutra of Vātsyāyana
Cryptography
City in Minnesota, United States
Paul Bunyan Communications and Watermark Art Center, is held every year at Bemidji Library Park, across from the Watermark Art Center. Art in the Park has
Bemidji,_Minnesota
Analysis of compression artifacts in digital data with lossy compression
2010). "Tampered Region Localization of Digital Color Images". Digital Watermarking: 9th International Workshop, IWDW 2010. Seoul, Korea: Springer. pp. 120–133
Error_level_analysis
DVD format for storing high-fidelity audio
encounters a watermark on a disc without a valid MKB, it will halt playback. DVD-Audio's copy protection was overcome in 2005 by tools which allow data to be
DVD-Audio
Encryption system for FreeBSD
Unlike most disk encryption software, GBDE does not attempt to defeat watermarking attacks through the use of disk encryption-specific modes of operation
GBDE
Passport issued to Polish citizens
covered blue-jacket passports were designed and printed on good quality watermarked paper. These blue passports were used through World War II and were continued
Polish_passport
Greco-Roman astronomer and geographer (c. 100–170)
Peerlings, R.H.J.; Laurentius, F.; van den Bovenkamp, J. (2017). "The watermarks in the Rome editions of Ptolemy's Cosmography and more". Quaerendo. 47
Ptolemy
Act of proving an assertion
scan data is analyzed at the system level to detect anomalies. To increase the security level, the QR Code can be combined with a digital watermark or copy
Authentication
Digital media metadata specification for provenance and authenticity
permits arbitrary byte range "exclusions," a signer can exclude an entire file from signature calculations. This generates a valid timestamp over an empty
Content_Credentials
some modes of operation like CBC with a plain IV can be more prone to watermarking attacks than others. Pre-boot authentication: Whether authentication
Comparison of disk encryption software
Comparison_of_disk_encryption_software
Free and open-source productivity software suite
Format (ODF) as its default file format, an international standard developed by the ISO and IEC. It can also open and save files in other formats, including
LibreOffice
Word processing program for Apple Macs
supported more file formats and by 2011 it had features such as comments, mail merge, go to page, track changes, drawing tools and watermarks. As of December
Nisus_Writer
travel, tourism, insurance
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