ADF may refer to:
Adform is a global digital media advertising technology company. Based in Copenhagen, Denmark the company operates globally with its primary presence concentrated in the European, UK, and US markets.
In cryptography, the ADFGVX cipher was a field cipher used by the German Army on the Western Front during World War I.
Adforton is a small village and civil parish in north Herefordshire, England. It is located north of Wigmore, close to the Wales border, and is surrounded by agricultural fields.
In molecular biology, ADF-H domain (actin-depolymerising factor homology domain) is an approximately 150 amino acid motif that is present in three phylogenetically distinct classes of eukaryotic actin-binding proteins.
Adfin (Pty) Ltd v Durable Engineering Works (Pty) Ltd is an important case in South African law, particularly in the area of civil procedure.
Advanced Digital Forensic Solutions, Inc. (ADF Solutions) is a company based in Bethesda, Maryland that develops tools for scanning suspect computers and digital devices in order to locate and extract data, a process known as digital forensics.
AdForum Maydream Inc. is a Company founded in 1999 to provide information on the advertising industry to marketers, industry professionals and the trade press.
URL shortening is a technique on the World Wide Web in which a Uniform Resource Locator (URL) may be made substantially shorter and still direct to the required page.
In statistics and econometrics, the ADF-GLS test (or DF-GLS test) is a test for a unit root in an economic time series sample.