WhatsApp - Wikipedia

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Monasteries carved into the rock are also known from Orissa Udayagiri-Khandagiri , in eastern India. Particularly striking is the masterly handling of animals , notably the elephant, whose fleshy body and graceful movement are captured unerringly. WhatsApp follows a " store and forward " mechanism for exchanging messages between two users. With the 10th century, the conventions of North Indian sculpture became fairly well established.

Visual arts of India and Sri Lanka (Ceylon)

On August 24, , Koum announced on his Twitter account that WhatsApp had over million active users worldwide. The Indian architect, however, soon gained great proficiency in its use, and, by the 7th century ad , the use of stone for monumental buildings of considerable size had become quite popular. The tall, slender figures, with supple tubular limbs, remotely recall the proportions of Amaravati, now greatly transformed; and the numerous animals, including the elephant herd with its young, show the same intimate feeling for animal life that characterizes all Indian sculture, but in a manner that has seldom been surpassed. Als je liever direct contact wil met dames, zoals sexchatten en dergelijke dingen, raden we je gratis sexdating aan van gratissexdating. This unrestrained extravaganza is unique even for Indian art, which shows a preference for intricate and elaborate ornament at all stages of its history.

Until WhatsApp positioned itself as a solution for a single party with a single smartphone to communicate with another such party, enabling small businesses to use the platform to communicate with customers, [85] but not at scale e. However in September WhatsApp announced what had long been rumored, [86] [87] that they are building and testing new tools for businesses to use WhatsApp: After months at beta stage, the application eventually launched in November exclusively on the App Store for the iPhone.

On January 21, , WhatsApp launched WhatsApp Web, a web client which can be used through a web browser by syncing with the mobile device's connection. WhatsApp was officially made available for PCs through a web client, under the name WhatsApp Web , in late January through an announcement made by Koum on his Facebook page: The WhatsApp user's handset must still be connected to the Internet for the browser application to function.

All major desktop browsers are supported except for Microsoft Internet Explorer. WhatsApp Web's user interface is based on the default Android one. An unofficial derivative called WhatsAppTime has been developed, which is a standard Win32 application for PCs and supports notifications through the Windows notification area.

On May 10, , the messaging service was introduced for both Windows and macOS operating systems. WhatsApp currently does not allow audio or video calling from desktop operating systems. Similar to the WhatsApp Web format, the app, which will be synced with a user's mobile device, is available for download on the website.

WhatsApp software automatically compares all the phone numbers from the device's address book with its central database of WhatsApp users to automatically add contacts to the user's WhatsApp contact list.

In February , WhatsApp introduced a voice calling feature; this helped WhatsApp to attract a completely different segment of the user population. On the November of ,Whatsapp released a new feature that would let its users delete messages sent by mistake within a time frame of 7 minutes []. Multimedia messages are sent by uploading the image, audio or video to be sent to an HTTP server and then sending a link to the content along with its Base64 encoded thumbnail if applicable.

WhatsApp follows a " store and forward " mechanism for exchanging messages between two users. When a user sends a message, it first travels to the WhatsApp server where it is stored. Then the server repeatedly requests the receiver acknowledge receipt of the message. As soon as the message is acknowledged, the server drops the message; it is no longer available in database of server.

WhatsApp server keeps the message only for 30 days in its database when it is not delivered when the receiver is not active on WhatsApp for 30 days. On November 18, , Open Whisper Systems announced a partnership with WhatsApp to provide end-to-end encryption by incorporating the encryption protocol used in Signal into each WhatsApp client platform.

Cade Metz, writing in Wired , said "WhatsApp, more than any company before it, has taken encryption to the masses. WhatsApp Payments is a peer to peer money transfer feature that is set to launch in India.

On January 13, , The Guardian reported that security researcher Tobias Boelter had found that WhatsApp's policy of forcing re-encryption of initially undelivered messages, without informing the recipient, constituted a serious loophole whereby WhatsApp could disclose, or be compelled to disclose, the content of these messages.

A follow-up article by Boelter himself explains in greater detail what he considers to be the specific vulnerability. Cumulatively they produced an article that overstated its case. Chadwick also noted that since the Guardian article, WhatsApp has been "better secured by the introduction of optional two-factor verification in February. It had prospered by exploiting a "loophole" in mobile phone carriers' pricing.

The different pricing schemes they come up with are just different ways of trying to maximize the value they extract from consumers. And then suddenly WhatsApp isn't doing anything. In March , U. Secretary of State Amber Rudd said encryption capabilities of messaging tools like WhatsApp are unacceptable, as news reported that Khalid Masood used the application several minutes before perpetrating the Westminster attack. Rudd publicly called for police and intelligence agencies to be given access to WhatsApp and other encrypted messaging services to prevent future terror attacks.

In April , the perpetrator of the Stockholm attack reportedly used WhatsApp to exchange messages with an ISIS supporter shortly before and after the Stockholm attack. The messages involved discussing how to make an explosive device and a confession of the perpetration the attack.

In May , some WhatsApp users were reported to have been tricked into downloading a third-party application called WhatsApp Gold.

Since December, , more than 1. In September , after a series of brief disruptions, security researchers reported to The New York Times that WhatsApp service had been completely blocked in China. On May 9, , the government of Iran announced that it had proposed to block the access to WhatsApp service to Iranian residents. Turkey temporarily banned WhatsApp in , following the assassination of the Russian ambassador to Turkey. On December 17, , mobile providers in Brazil were ordered to block WhatsApp for 48 hours.

The ban was ordered for the service's failure to cooperate with criminal court orders in July and August The following morning, however, a judge from the appeals court ordered that the ban be lifted for being an unreasonable response, recommending that the company be fined instead.

Following the ban, but prior to its reversal, Facebook CEO Mark Zuckerberg responded by stating that he was "stunned that our efforts to protect people's data would result in such an extreme decision by a single judge to punish every person in Brazil who uses WhatsApp.

We hope the Brazilian courts quickly reverse course. On March 1, , Diego Dzodan, Facebook's vice-president for Latin America was arrested in Brazil for not cooperating with an investigation in which WhatsApp conversations were requested.

On May 2, , mobile providers in Brazil were ordered to block WhatsApp for 72 hours for the service's second failure to cooperate with criminal court orders. WhatsApp, one of the most activated messaging apps along with other social media networks such as Facebook and Instagram have been temporarily blocked, banned and have been unavailable for about two days March, in certain parts of the country to eradicate communal violences especially the anti-Muslim riots.

This is probably the first such instance where social media platforms have been banned in Sri Lanka. As of April 22, , WhatsApp had over million monthly active users , million photos and million videos were being shared daily, and the messaging system was handling more than 10 billion messages each day. On August 24, , Koum announced on his Twitter account that WhatsApp had over million active users worldwide.

At that point WhatsApp was adding about 25 million new users every month, or , active users per day. On May of ,it was reported that whatsapp users have spend an average of years on video calls [] which is approximately million minutes of video calls everyday on the app. As of February , WhatsApp has over 1. Israel is one of WhatsApp's strongest markets in terms of penetration.

WhatsApp competes with a number of Asian-based messaging services that as of , were services like WeChat million active users , Viber million active users [] and LINE million active users [] , WhatsApp handled ten billion messages per day in August , [] growing from two billion in April , [] and one billion the previous October. From Wikipedia, the free encyclopedia. This article's Criticism or Controversy section may compromise the article's neutral point of view of the subject.

Please integrate the section's contents into the article as a whole, or rewrite the material. Jan Koum Brian Acton. Reception and criticism of WhatsApp security and privacy features. Retrieved 19 January Retrieved 27 October Retrieved 7 August Retrieved 4 April Retrieved March 15, Retrieved March 8, Retrieved December 20, Retrieved December 10, Retrieved 2 August Retrieved January 14, Retrieved June 5, Retrieved January 12, Retrieved April 7, Retrieved January 29, Retrieved May 30, Retrieved June 8, The New York Times.

Retrieved August 28, Retrieved June 6, Retrieved February 22, The Wall Street Journal. Retrieved January 18, Retrieved March 2, Retrieved December 2, Retrieved April 5, Retrieved 13 May Retrieved 8 February Retrieved 16 June Retrieved January 17, Retrieved February 20, Retrieved February 27, Retrieved February 24, Retrieved October 2, Retrieved January 13, Retrieved April 18, Retrieved April 20, Retrieved April 6, Retrieved December 7, Retrieved June 24, Retrieved November 11, Retrieved May 18, When delegating your work to one of our writers, you can be sure that we will:.

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The walls are relatively plain, with niches, housing images, provided only on the central projection. WhatsApp launches WhatsApp Web, a web client which can be used through a web daing by syncing with the mobile device's connection. At that point WhatsApp was adding about 25 million new users every month, oractive users per sjtes. Retrieved March 1, The most famous of the yaksha images is a colossal figure recovered from the village of Parkham, near Mathura Archaeological Museum. The impact of slow dating glasgow Gupta style of the 5th and 6th centuries was felt in many parts of India, though actual remains thus far discovered are more abundant in some parts than in others.