Dan Kohn
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Dan Kohn
Dan Kohn (November 20, 1972November 1, 2020) was an American serial entrepreneur and nonprofit executive who led the Linux Foundation's Public Health initiative. He was the executive director at Cloud Native Computing Foundation (CNCF), which sustains and integrates open source cloud software including Kubernetes and Fluentd, through 2020. The first company he founded, NetMarket, conducted the first secure commercial transaction on the web in 1994. Early life and education Kohn was born in Philadelphia on November 20, 1972. He studied at Phillips Exeter Academy, and graduated with a bachelor's degree from Swarthmore College in 1994. Career NetMarket Kohn co-founded and was CEO of NetMarket, an online marketplace. On August 11, 1994, NetMarket sold ''Ten Summoner's Tales'', a CD by Sting, to Phil Brandenberger of Philadelphia using a credit card over the Internet. The ''New York Times'' described this as "...the first retail transaction on the Internet using a readily avail ...
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Philadelphia
Philadelphia, often called Philly, is the largest city in the Commonwealth of Pennsylvania, the sixth-largest city in the U.S., the second-largest city in both the Northeast megalopolis and Mid-Atlantic regions after New York City. Since 1854, the city has been coextensive with Philadelphia County, the most populous county in Pennsylvania and the urban core of the Delaware Valley, the nation's seventh-largest and one of world's largest metropolitan regions, with 6.245 million residents . The city's population at the 2020 census was 1,603,797, and over 56 million people live within of Philadelphia. Philadelphia was founded in 1682 by William Penn, an English Quaker. The city served as capital of the Pennsylvania Colony during the British colonial era and went on to play a historic and vital role as the central meeting place for the nation's founding fathers whose plans and actions in Philadelphia ultimately inspired the American Revolution and the nation's inde ...
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Mosaic (web Browser)
NCSA Mosaic is a discontinued web browser, one of the first to be widely available. It was instrumental in popularizing the World Wide Web and the general Internet by integrating multimedia such as text and graphics. It was named for its support of multiple Internet protocols, such as Hypertext Transfer Protocol, File Transfer Protocol, Network News Transfer Protocol, and Gopher. Its intuitive interface, reliability, personal computer support, and simple installation all contributed to its popularity within the web. Mosaic is the first browser to display images inline with text instead of in a separate window. It is often described as the first graphical web browser, though it was preceded by WorldWideWeb, the lesser-known Erwise, and ViolaWWW. Mosaic was developed at the National Center for Supercomputing Applications (NCSA) at the University of Illinois at Urbana–Champaign beginning in late 1992. NCSA released it in 1993, and officially discontinued development and support on ...
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COVID-19
Coronavirus disease 2019 (COVID-19) is a contagious disease caused by a virus, the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2). The first known case was COVID-19 pandemic in Hubei, identified in Wuhan, China, in December 2019. The disease quickly spread worldwide, resulting in the COVID-19 pandemic. The symptoms of COVID‑19 are variable but often include fever, cough, headache, fatigue, breathing difficulties, Anosmia, loss of smell, and Ageusia, loss of taste. Symptoms may begin one to fourteen days incubation period, after exposure to the virus. At least a third of people who are infected Asymptomatic, do not develop noticeable symptoms. Of those who develop symptoms noticeable enough to be classified as patients, most (81%) develop mild to moderate symptoms (up to mild pneumonia), while 14% develop severe symptoms (dyspnea, Hypoxia (medical), hypoxia, or more than 50% lung involvement on imaging), and 5% develop critical symptoms (respiratory failure ...
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Internet
The Internet (or internet) is the global system of interconnected computer networks that uses the Internet protocol suite (TCP/IP) to communicate between networks and devices. It is a '' network of networks'' that consists of private, public, academic, business, and government networks of local to global scope, linked by a broad array of electronic, wireless, and optical networking technologies. The Internet carries a vast range of information resources and services, such as the inter-linked hypertext documents and applications of the World Wide Web (WWW), electronic mail, telephony, and file sharing. The origins of the Internet date back to the development of packet switching and research commissioned by the United States Department of Defense in the 1960s to enable time-sharing of computers. The primary precursor network, the ARPANET, initially served as a backbone for interconnection of regional academic and military networks in the 1970s to enable resource shari ...
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Free And Open-source Software
Free and open-source software (FOSS) is a term used to refer to groups of software consisting of both free software and open-source software where anyone is freely licensed to use, copy, study, and change the software in any way, and the source code is openly shared so that people are encouraged to voluntarily improve the design of the software. This is in contrast to proprietary software, where the software is under restrictive copyright licensing and the source code is usually hidden from the users. FOSS maintains the software user's civil liberty rights (see the Four Essential Freedoms, below). Other benefits of using FOSS can include decreased software costs, increased security and stability (especially in regard to malware), protecting privacy, education, and giving users more control over their own hardware. Free and open-source operating systems such as Linux and descendants of BSD are widely utilized today, powering millions of servers, desktops, smartphones (e.g., ...
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Heartbleed
Heartbleed was a security bug in the OpenSSL cryptography library, which is a widely used implementation of the Transport Layer Security (TLS) protocol. It was introduced into the software in 2012 and publicly disclosed in April 2014. Heartbleed could be exploited regardless of whether the vulnerable OpenSSL instance is running as a TLS server or client. It resulted from improper input validation (due to a missing bounds check) in the implementation of the TLS heartbeat extension. Thus, the bug's name derived from ''heartbeat''. The vulnerability was classified as a buffer over-read, a situation where more data can be read than should be allowed. Heartbleed was registered in the Common Vulnerabilities and Exposures database as . The federal Canadian Cyber Incident Response Centre issued a security bulletin advising system administrators about the bug. A fixed version of OpenSSL was released on 7 April 2014, on the same day Heartbleed was publicly disclosed. System administra ...
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Core Infrastructure Initiative
The Core Infrastructure Initiative (CII) was a project of the Linux Foundation to fund and support free and open-source software projects that are critical to the functioning of the Internet and other major information systems. The project was announced on 24 April 2014 in the wake of Heartbleed, a critical security bug in OpenSSL that is used on millions of websites. OpenSSL is among the first software projects to be funded by the initiative after it was deemed underfunded, receiving only about $2,000 per year in donations. The initiative will sponsor two full-time OpenSSL core developers. In September 2014, the Initiative offered assistance to Chet Ramey, the maintainer of Bash (Unix shell), bash, after the Shellshock (software bug), Shellshock vulnerability was discovered. The CII has since been superseded by the Open Source Security Foundation. Heartbleed bug OpenSSL is an open-source license, open-source implementation of Transport Layer Security (TLS), allowing anyone t ...
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Chief Operating Officer
A chief operating officer or chief operations officer, also called a COO, is one of the highest-ranking executive positions in an organization, composing part of the "C-suite". The COO is usually the second-in-command at the firm, especially if the highest-ranking executive is the chairperson and CEO. The COO is responsible for the daily operation of the company and its office building and routinely reports to the highest-ranking executive—usually the chief executive officer (CEO). Responsibilities and similar titles Unlike other C-suite positions, which tend to be defined according to commonly designated responsibilities across most companies, a COO's job tends to be defined in relation to the specific CEO with whom they work, given the close working relationship of these two individuals. The selection of a COO is similar in many ways to the selection of a vice president or chief of staff of the United States: power and responsibility structures vary in government and priva ...
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Media Type
A media type (also known as a MIME type) is a two-part identifier for file formats and format contents transmitted on the Internet. The Internet Assigned Numbers Authority (IANA) is the official authority for the standardization and publication of these classifications. Media types were originally defined in Request for Comments (MIME) Part One: Format of Internet Message Bodies (Nov 1996) in November 1996 as a part of the ''MIME (Multipurpose Internet Mail Extensions)'' specification, for denoting type of email message content and attachments; hence the original name, ''MIME type''. Media types are also used by other internet protocols such as HTTP and document file formats such as HTML, for similar purposes. Naming A media type consists of a ''type'' and a ''subtype'', which is further structured into a ''tree''. A media type can optionally define a ''suffix'' and ''parameters'': : As of November 1996, the registered types were: , , , , , and . By December 2020, the register ...
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XML And MIME
There are two MIME assignments for XML data. These are: *application/xml (RFC 7303, previously RFC 3023) *text/xml (RFC 7303, previously RFC 3023) However, since the introduction of RFC 7303, these are to be regarded as the same in all aspects except name. Because of the wide variety of documents that can be expressed using an XML syntax, additional MIME types are needed to differentiate between languages. XML-based formats add a suffix of ''+xml'' to their own MIME type; this convention is defined in (RFC 7303). ''The following are some examples of common XML media types:'' *Registered ** Extensible HyperText Markup Language (XHTML): application/xhtml+xml (RFC 3236) ** Atom: application/atom+xml (RFC 4287) ** Extensible Stylesheet Language Transformations (XSLT): 'application/xslt+xml'' ** Scalable Vector Graphics ( SVG): 'image/svg+xml'' ** Mathematical Markup Language (MathML): application/mathml+xml *Registration-In-Progress ** application/akn+xml ** application/rif+xml *Un ...
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Mike Farmwald
Mike may refer to: Animals * Mike (cat), cat and guardian of the British Museum * Mike the Headless Chicken, chicken that lived for 18 months after his head had been cut off * Mike (chimpanzee), a chimpanzee featured in several books and documentaries Arts * Mike (miniseries), a 2022 Hulu limited series based on the life of American boxer Mike Tyson * Mike (2022 film), a Malayalam film produced by John Abraham * ''Mike'' (album), an album by Mike Mohede * ''Mike'' (1926 film), an American film * MIKE (musician), American rapper, songwriter and record * ''Mike'' (novel), a 1909 novel by P. G. Wodehouse * "Mike" (song), by Elvana Gjata and Ledri Vula featuring John Shahu * Mike (''Twin Peaks''), a character from ''Twin Peaks'' * "Mike", a song by Xiu Xiu from their 2004 album ''Fabulous Muscles'' Businesses * Mike (cellular network), a defunct Canadian cellular network * Mike and Ike, a candies brand Military * MIKE Force, a unit in the Vietnam War * Ivy Mike, the first t ...
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Bill Gates
William Henry Gates III (born October 28, 1955) is an American business magnate and philanthropist. He is a co-founder of Microsoft, along with his late childhood friend Paul Allen. During his career at Microsoft, Gates held the positions of chairman, chief executive officer (CEO), President (corporate title), president and software architect, chief software architect, while also being the largest individual shareholder until May 2014. He was a major entrepreneur of the Home computer, microcomputer revolution of the 1970s and 1980s. Gates was born and raised in Seattle. In 1975, he and Allen founded Microsoft in Albuquerque, New Mexico. It became the world's largest personal computer software company. Gates led the company as chairman and CEO until stepping down as CEO in January 2000, succeeded by Steve Ballmer, but he remained chairman of the board of directors and became chief software architect. During the late 1990s, he was Criticism of Microsoft, criticized for his bu ...
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