Skip to main content

DAGMAR-Formel

The DAGMAR-Formel is a term from advertising. It denotes a concept with which advertising media are to be designed according to certain criteria. It was developed in 1967 by the US advertising expert Russel H. Colley. Acronym for more advertising effectiveness DAGMAR is a combination of the first letters...

Daily Digital Facts

What does Daily Digital Facts mean ? The Daily Digital Facts are daily published statistics of the Working Group for Online Research (AGOF). This registered association publishes every day at 11 o’clock exact data on the Internet reach of the previous day. They form an important basis for decision-making...

Dark Post

Facebook offers several ways for businesses to advertise. One of these options is the Facebook Dark Post. What is a Dark Post? A Dark Post on Facebook is a page post that is not published. Unpublished means that the post does not appear in the chronicle of a business...

Dark Web

What does Dark Web mean ? The Dark Web (engl. dark net) is the World Wide Web content in so-called darknets and overlay networks. Users connect to each other manually via the Internet. The dark web forms a small part of the deep web, the part of the web...

Data Crunching

Big data provides a lot of valuable information for marketing and scientific disciplines. Data Crunching is the first step in processing and analyzing Big Data. What does Data Crunching mean ? Data Crunching refers to the preparation of large amounts of data for automated processing and analysis. The term...

Data feed

Data feeds are structured information that is automatically transferred between a server and a Client. Frequently used formats for data feeds are CSV and XMLbut TXT and RSS are also common. The structure of the data feed is determined by the receiving server, e.g. Google Shop ping. The Client...

Data Highlighter

What is the Data Highlighter? The Data Highlighter is a free webmaster tool provided by Google and part of the Google Tag Manager. With the Highlighter, website operators can inform Google about data on their website that is available in a structured form. The data fields are highlighted and...

Data Hub Activity

What is Data Hub Activity? Data Hub Activity is a report in Google Analytics and contains data about how and where content was shared and commented on social networks. The data is limited to the social networks that are partners of Google Analytics . What social media information does...

Data Layer

What is a Data Layer? A Data Layer, in German “Datenschicht”, is a data array programmed in JavaScript, in which information from a website is stored. This information is transferred to the Google Tag Manager and can be used for further analysis in other tools, such as Google Analytics...

Data Leagage Prevention

What is Data Leagage Prevention (DLP)? Data Leagage Prevention (DLP) describes a strategy to ensure that end users do not send confidential or critical information to recipients outside an enterprise network. The term is also used to describe software products that allow a network administrator to control what data...

Data Loss Prevention

Data Loss Prevention (DLP) is a term from information security and refers to a protective measure. Data protection deals with the security of data. It is not only the data and its loss that must be protected, but also their Confidentiality Integrity and Attributability Synonymous terms are Data Leak...

Data Management Platform

A Data Management Platform (DMP) collects and organizes data from multiple first-, second- and third-party data sources and makes it available to other platforms to use for targeted advertising, personalization, content customization and the like. Data Management Platform en connects many platforms in a neutral way, allowing marketers to...

Data minimization requirement

The General Data Protection Regulation (EU-DSGVO) stipulates a data minimisation requirement. Accordingly, website operators may only store data from website visitors that is necessary for the function of the website. Furthermore, this data may only be stored for as long as necessary. It must be handled with strict confidentiality....

Data Mining

Data is the basis for business decisions and can provide clues to fraudulent activity. In computer science Data Mining is used for the analysis of various data for information retrieval. What does Data Mining mean ? Data Mining refers to the recognition and extraction of correlations and patterns from...

Data-Driven Marketing

What is Data-Driven Marketing? Data is an indispensable decision-making tool for marketers in modern marketing. Data-Driven Marketing uses data from various sources to better understand user behavior and develop marketing strategies and campaigns based on these insights. What is Data-Driven Marketing? Data-Driven or data-driven marketing is primarily about collecting,...

Data-Driven-Advertising

Knowledge about the buying behavior and preferences of customers are the basis for successful advertising. Data-Driven-Advertising helps advertisers to target potential customers precisely. What is Data-Driven-Advertising? Data-Driven-Advertising , in German “datengesteuerte Werbung” (data-driven advertising), refers to advertising measures that are created and executed on the basis of data collected...

DAU Test

What does DAU testing mean? With a DAU test, programmers, web designers and others check whether hardware, software or homepages are suitable for the “dumbest user to be assumed”. This test is a special form of a usability test. In usability tests, those responsible check whether the object in...

DCE (Distributed Computing Environment)

In order to be able to use geographically distributed computer systems like a computer, they must be integrated into a suitable architecture. DCE (Distributed Computing Environment) provides the appropriate requirements. What does DCE (Distributed Computing Environment) mean? The DCE (Distributed Computing Environment) is a software architecture for sharing geographically...

DDoS

What does DDoS mean ? When computer attacks occur from distributed computers, they are referred to as DDoS attacks. The abbreviation DoS is used in information technology for Denial of Service. Service usually means the connection to the Internet, in rare cases a connection within the company network. What...

DDOW (Deutscher Datenschutzrat Online-Werbung)

What is the Deutscher Datenschutzrat Online-Werbung? The DDOW is a voluntary self-regulatory body founded in 2012 by the digital advertising industry. It deals with usage-based online advertising. The DDOW fulfils two tasks: It informs consumers how they can prevent data collection. For example, it explains the steps they can...

Debian

What does Debian mean ? The Linux-based operating system Debian is distributed under GNU or GPL (General Public License) and is therefore free of charge and freely reproducible. It consists of a Linux kernel and more than 51,000 software packages with publicly available source code. The installation image is...

Debugging

What does Debugging mean ? When programs and websites are tested or have errors, developers resort to Debugging functions. Today’s software is often very complex and can consist of thousands of lines of code. In addition, components of different programming languages are mixed together to achieve the best possible...

DECT (Digital European Cordless Telecommunications)

What is DECT (Digital European Cordless Telecommunications)? DECT is the abbreviation for “Digital Enhanced Cordless Telecommunications”. This is a telecommunications standard for wireless telephony via radio. DECT (Digital European Cordless Telecommunications) was introduced in 1993 as a standard for wireless mobile phones. Each DECT unit consists of a base...

Dedicated Server

Servers are the basis for the Internet and a company’s internal IT infrastructure. Dedicated Server take over certain functions for certain users. What is a Dedicated Server? A Dedicated Serverdedicated server” is a server whose resources are available to one customer alone or whose performance is used for one...

Deep Crawl

The Googlebot searches web pages in two different ways. Once only superficially and with the so-called Deep Crawl down to the lowest level. What is a Deep Crawl? The Deep Crawl crawl is one of the two methods used by Google to crawl web pages, evaluate them based on...

DeepL

The Cologne-based company DeepL provides a service of the same name for the machine translation of texts. The special feature is not only the server-side infrastructure and the web application that were set up specifically for this purpose. In terms of translation quality, DeepL is an excellent alternative to...

Defacement

At Defacement (defacement, disfigurement) attack, a web page is changed without authorization. The attack usually affects the visible part of the page, where the“defacers“, also known as “Cracker” (equivalent to hacker), delete texts or integrate foreign texts or graphics. Malicious programs can also be left behind. How does it...

Delphi

Delphi is a method of market research and describes a multi-stage, systematic survey procedure. The survey is an estimation method and is characterized by feedback. The method can be used to estimate trends, future events and technical developments. A distinction is made between the standard method and the broadband...

Demand Side Platform

The Demand Side Platform (DSP) is a service provider for Advertiser and agencies in online marketing. Demand Side Platforms help the advertiser to find the right advertising space. The buyer determines both the target group and the price on the DSP. Demand Side Platform s are therefore service providers...

Demarketing

Demarketing refers to the intentional end or deliberate non-inclusion of a customer relationship. Demarketing is practiced, for example, in the context of target group marketing and customer value-oriented marketing. Alternative terms are reduction marketing, customer exclusion and exit management. Reasons for demarketing What opportunities does demarketing offer? The company...

Demilitarized Zone (DMZ)

In computer science, the term demilitarized zone (DMZ) is used to describe individual computers or smaller networks that form a kind of “neutral zone” between a company’s private network (intranet) and the public network (Internet). The use of DMZs prevents direct access to internal company servers by external users....

DENIC

DENIC eG is the central registry for all domains ending in .de. The abbreviation DENIC stands for “Deutsches Network Information Center”. The Network Center is recognised as a non-profit organisation and is based in Frankfurt am Main. Which data can be queried for a DENIC domain?

Dereferrer

What are hyperlinks? Hyperlinks are one of the most important foundations of the World Wide Web. When a user clicks on a hyperlink, he is redirected to another web page. In doing so, the user’s web browser automatically sends an HTTP request to the relevant web server, which outputs...

Detectify

What is Detectify? Detectify is a cloud-based, automated scanner that can check websites for more than 1,000 security holes and vulnerabilities. The scanner is offered as a software-as-a-service (SaaS) and is operated in Amazon AWS Cloud . According to the operator, it works together with an ethical hacking community...

DevOps

The term DevOps describes a process improvement approach that is primarily used in software development and system administration. The term is a so-called portmanteau of the two words “development” and “information technology Operations. DevOps in modern software development DevOps pursues the goal of optimizing the areas of development, IT...

Dewey Update

What is the Dewey update? In 2008, the Dewey Update took place at the search engine Google. This was one of the core updates that occur at irregular intervals to improve the quality of search results. The Dewey update was rolled out in March and April. What effects did...

DFN (German Research Network)

What does Deutsches Forschungsnetz e.V. mean? The DFN (Deutsches Forschungsnetz e.V.) is a self-governing information and communication network that connects universities, research institutions and research-related companies. Responsibility is borne by the Verein zur Förderung des Deutschen Forschungsnetzes (Association for the Promotion of the German Research Network), which was founded...

DHTML

What does DHTML mean? The abbreviation DHTML stands for dynamic HTML, today in professional circles rather the term DOM scripting is used. Although the simple and text-based markup language HTML allows the creation of multi-faceted and visually appealing web pages, the framework remains basically static. As early as the...

Dialogue marketing

Dialogue marketing is a subcategory of direct marketing. Companies address consumers in a variety of customer-specific ways: by telephone postal electronically On the basis of personal data, they offer the products or services in which the recipients are interested based on their previous purchasing behavior. In online marketing, companies...

Digital Signature

The digital signature secures the non-repudiable authorship and the integrity (unchangedness) of a message. The digital signature is an asymmetric cryptosystem. Unlike electronic signature (legal term), digital signature is a technical definition. Alternative terms are electronic signature and digital signature procedure. How does the digital signature procedure work? The...

DigitalOcean

DigitalOcean is a relatively new player in the hotly contested business of Cloudbusiness. The provider has only been active on the market since 2011, but thanks to its specialization in the special requirements of small and medium-sized companies, it has been able to assert itself within a short time...

DIN EN ISO 9241

DIN EN ISO 9241 is a standard that describes the interaction between humans and computers. It was initially conceived as a European standard (this is evident from the abbreviation EN) and was adopted exactly by Germany, where it bears the title “Ergonomics of human-system interaction”. Structure of the standard...

Disk Operating System (DOS)

What does Disk Operating System mean? The Disk Operating System (DOS) is an operating system of the early computer generation. Unlike the space-filling Mainframes from the early days of computing, the term is also associated with a handy size and the ability to access memory in parallel. The main...

Display Select Keywords

Meaning Advertising on the Internet predominantly means advertising on Google. With Display Select Keywords Google offers advertisers a tool for the optimal placement of their ads. What are Display Select Keywords? Display Select Keywords, abbreviated DSK, is a function of Google for the targeting of PPC (Pay-Per-Click) advertising campaigns....

Django

Django is an open source framework for web applications written in the Python programming language. A framework represents a kind of building block system, which is provided with a multiplicity of prefabricated parts and facilitates the development of Web-Apps substantially. Why do you need a framework? It was recognized...

DNS Flush

What does DNS flush mean? When the home PC or company computer establishes a communication to the Internet or to a network, it remembers the results of these connections. This is generally known from web browsers. While surfing, they continuously write data to a local memory. The information is...

DNS hijacking

Every website is assigned a unique IP address. Hackers use this uniqueness to direct Internet users to fake websites through DNS hijacking. What is DNS hijacking? DNS hijacking refers to a malicious hacking attack. The goal of these attacks is to direct Internet users to fake websites that are...

DNS lookup

What is DNS Lookup? Based on the worldwide Domain Name System (DNS), every computer connected to the World Wide Web or to a network must have a unique IP number. If we don’t know this number and want to infer the associated IP address from the computer’s speaking name,...

DNS spoofing

What does DNS spoofing mean? DNS spoofing, also known as Cache Poisoing, is a dangerous form of attack on a PC. The attackers’ goal is to infiltrate Malware and obtain sensitive user data. If this involves bank or credit card data, considerable damage can be caused. How does DNS...

DNS-based Authentication of Named Entities (DANE)

Various protocols are summarized under the name DNS-based Authentication of Named Entities (DANE) . They are standardized by the Internet Engineering Task Force. The DNSSEC infrastructure of the Domain Name System is used for authentication. Security on the Internet can be significantly increased if keys are inserted into the...

DNSSEC

Domain Name System Security Extensions, or DNSSEC, are a set of protocols that add a layer of security to Domain Name System (DNS) search and exchange processes that have become essential for accessing websites over the Internet. While it cannot protect how data is distributed or who can access...

Docker

What does Docker mean? Docker is a software that enables container virtualization of applications. By using this technology, applications including their dependencies can be packed into an image and then executed in a Docker container using a special engine. Except for some interfaces to the operating system and hardware,...

DOCTYPE

What does DOCTYPE mean? In order for a browser to display a web page correctly, it must know, among other things, what type of HTML document it is. The DOCTYPE provides the browser with all the necessary information. What is the DOCTYPE? The !DOCTYPE is the first and most...

Document Object Model (DOM)

What does Document Object Model mean? TheDocument Object Model is a specification of an interface. It was developed by the World Wide Web Consortium to allow XML and HTML documents to be modified dynamically and adapted to different web browser environments. Definition The DOM is a W3C standard that...

Domain Crowding Update

Domain Crowding Update is a term that can be translated as restriction of domains. This term is used to describe various updates to Google that aim to reduce domain crowding. Quality and relevance increases in the use of Google should be the result. Domain Crowding Update – how it...

Domain Generation Algorithm

A Domain Generation Algorithm (DGA) is a program that creates slightly different variations of a given domain name. Who uses such a Domain Generation Algorithm (DGA)? The large number of possible access points makes it difficult for law enforcement to effectively destroy botnets, as the infected machines sometimes attempt...

Domain hijacking

Domain hijacking is generally defined as the attempt to transfer or steal ownership or control of a domain from its rightful owner. It often involves a fraudulent registration request or other false change to a domain’s registration. This type of activity usually harms the rightful domain owner. How do...

Domain Name System (DNS)

What does Domain Name System mean? The worldwide standardized assignment of speaking URLs to numeric IP addresses is called the Domain Name System. The construct is often compared to a telephone book. Just as a resident has a name with an associated phone number, a server has a name...

Domain Parking

What does Domain Parking mean? With Domain Parking, owners leave a domain unused in terms of content, while at the same time most want to earn money through advertisements. This procedure is particularly interesting for expired domains, i.e. domains that have become free. The probability is high that many...

Domaingrabbing

What does domain grabbing mean? In domain grabbing, people register a large number of Internet domain names. Most of the time, these are generic terms that designate a certain product category or an industry, for example. In some cases, however, they also buy domains with different variations of brand...

Doorwaypage

What is a doorway page? A doorway page is a web page that was created specifically for the search for certain keywords in search engines and serves as an entry point through which visitors reach the main content. In practice, the use of doorway pages varies widely. They range...

Dorking

What is Dorking? Dorking is also called Google-Dorking or Google-Hacking. It is not an attack on the search engine, but on the web pages that can be found via Google. Special search queries are used to filter out content from the web pages that is not intended for the...

Double opt-in

If website operators send emails without the recipient’s consent, they are committing a violation of the Unfair Competition Act. By using the double opt-in procedure, they are on the safe side. What does double opt-in mean? Double opt-in is the term for a two-step registration and confirmation procedure that...

Double opt-out

What does double opt-out mean? Double opt-out represents a two-step procedure with which users unsubscribe from a newsletter. It requires two clicks to complete the unsubscribe process: Users initiate their unsubscription with a first click, usually there is a corresponding link in the newsletter. The second step with double...

DPI (Dots per Inch)

In printing technology, measurements are not given in centimeters or millimeters, but in DPI (dots per inch). What does DPI mean? In printing technology, DPI (dots per inch) indicates how many dots are printed on a 1 inch (25.4 mm) long straight line. DPI is thus a measure of...

Drive-by-Exploits / Drive-by-Download

What does drive-by exploit / drive-by download mean? When a computer gets infected with malicious software by simply visiting a website , it is called drive-by exploits / drive-by download. The industry calls this type of attack a “drive-by” download because the user doesn’t have to click anything on...

Drupal

Drupal is a Content Management System (CMS) open source software that is made available to users free of charge. The Content Management System was originally developed in 1999 by the Belgian computer scientist Dries Buytaert and was able to build up a large user base within a short time....

Duplicate Content Checker

What is a Duplicate Content Checker? A Duplicate Content Checker is used to check for copied content on the Internet. Duplicate content has a negative impact on the rating of search engines such as Google. If Google notices that website content is copied text, this is penalized by a...

Dwell time

What does Dwell Time mean? Dwell Time means in German dwell time, in search engine optimization it indicates the span from clicking a link of a search engine to the return to the search engine. Google and other search engines use this value to assess the quality of their...

Dynamic DNS (DynDNS)

Dynamic DNS (DynDNS) or DDS is a service that assigns IP addresses to Internet domain names. It is a service that allows you to access your home computer from anywhere in the world. DDNS serves a similar purpose to the Internet’s Domain Name System (DNS) in that DDNS allows...

Dynamic Host Configuration Protocol (DHCP)

What is Dynamic Host Configuration Protocol? The Dynamic Host Configuration Protocol, which has been standardized and widespread since 1993, offers possibilities for the automatic network configuration of computers by a server service. As a rule, manual settings must be maintained on a computer before it is integrated into a...

Dynamic Keyword Insertion (DKI)

Advertising on the Internet is more interesting for surfers the more relevant it is to a search query. With Dynamic Keyword Insertion (DKI), Google offers advertisers a way to automatically adjust the keywords in their ads. What is Dynamic Keyword Insertion (DKI)? Dynamic Keyword Insert ion (DKI) is a...

Dynamic Search Ads

Paid search advertising has become an indispensable part of the business strategy for many companies today. With Dynamic Search Ads, advertisements can be placed on Google in a targeted and flexible manner. What is Dynamic Search Ads? Dynamic Search Ads, abbreviated DSA, is a function of Google Ads with...

Dynamic search displays

Dynamic search ads are search ads that are served based on the content of a website. Google essentially searches the website and then matches keywords that are closely related to the content of the website. From that point, the headline and landing page are dynamically generated to match the...

Dynamic Serving

Similar to Responsive Design, Dynamic Serving websites use only one URL for each device that searches for your website. The big difference is that the HTML structure of your website will vary from device to device. What are the benefits of Dynamic Serving? What are the disadvantages?

Dynamic URL

A dynamic URL (or dynamic web page) is generated specifically in response to a user’s request. Unlike static web pages, pages with a dynamic URL (address) are not stored as a whole on the server from which they are retrieved. Instead, they are generated according to specific parameters that...

GDPR

The GDPR came into force on 25 May 2018. It serves to protect the personal data of people who come into contact with a company or a public institution. What is hidden behind the acronym? DSGVO is the abbreviation for the General Data Protection Regulation. It was conceived by...

Third-party audit

A third party audit is conducted when a company has decided to create a quality management system (QMS) that meets a standard set of requirements, such as ISO 9001, and hires an independent company to conduct an audit to verify that the company has succeeded in meeting the requirements....