Dynamic Muting of Communication Notifications
    51.
    发明申请
    Dynamic Muting of Communication Notifications 审中-公开
    动态静音通讯通知

    公开(公告)号:US20170006577A1

    公开(公告)日:2017-01-05

    申请号:US15269442

    申请日:2016-09-19

    Applicant: WhatsApp Inc.

    CPC classification number: H04W68/02 H04L51/046 H04L51/24 H04M3/02

    Abstract: A system and methods are provided for dynamically muting or suppressing notifications of new communications. When a new communication is received for a user of a communication device (e.g., a mobile telephone, a computer) while notifications are muted, no notification may be issued to the user or, alternatively, a muted notification that differs from a normal notification may be issued. A muted notification may have muted sound or no sound, abbreviated vibration or no vibration, or may otherwise be a dampened version of a normal notification. Dynamic muting may be applied or managed on the user's device or on a system that hosts the communication application for which notifications are muted. Different applications and/or communication sessions (e.g., different chat groups) may be muted differently (e.g., for different periods of time). When a group chat session is muted, the duration of muting may be proportional to the number of participants.

    Abstract translation: 提供了用于动态地抑制或抑制新通信的通知的系统和方法。 当在通知被静音时为通信设备(例如,移动电话,计算机)的用户接收到新的通信时,不会向用户发出通知,或者替代地,与正常通知不同的静音通知 发行。 静音通知可能具有静音或无声音,缩写振动或无振动,否则可能是正常通知的衰减版本。 动态静音可以在用户的​​设备上或在承载静音通知的通信应用的系统上应用或管理。 不同的应用和/或通信会话(例如,不同的聊天组)可以被不同地(例如,不同的时间段)静音。 当组聊天会话静音时,静音的持续时间可能与参与者的数量成正比。

    SYSTEM AND METHOD FOR DETECTING UNWANTED CONTENT
    52.
    发明申请
    SYSTEM AND METHOD FOR DETECTING UNWANTED CONTENT 审中-公开
    用于检测无损内容的系统和方法

    公开(公告)号:US20160380938A1

    公开(公告)日:2016-12-29

    申请号:US15261449

    申请日:2016-09-09

    Applicant: WhatsApp Inc.

    Abstract: A system and method for detecting unwanted electronic content, such as spam. As a user operates an application to send messages, several metrics are tracked to allow the system to analyze her activity. Illustrative metrics may include, but are not limited to, block count (e.g., how many other users have blocked her), block rate (e.g., the rate at which other users block her), peer symmetry (e.g., percentage of her messages that are to other users that have her in their address book), message uniqueness (e.g., how unique her messages are from each other), peer uniqueness (e.g., how unique the addressees of her messages are), and message rate (e.g., the rate at which she sends messages). Periodically, metrics may be compared to corresponding thresholds. Depending on whether a threshold is crossed, and which threshold is crossed, she may be banned from using the application or placed on a watch list.

    Abstract translation: 用于检测诸如垃圾邮件的不需要的电子内容的系统和方法。 当用户操作应用程序来发送消息时,会跟踪多个度量标准,以允许系统分析她的活动。 说明性度量可以包括但不限于块计数(例如,其他用户已经阻止了多少其他用户),阻塞率(例如,其他用户阻止她的速率),对等体对称性(例如,她的消息的百分比 在其通讯录中有其他用户),消息唯一性(例如,她的消息彼此之间的独特性),对等唯一性(例如,她的消息的收件人的独特性)和消息速率(例如, 发送消息的速率)。 定期地,度量可以与相应的阈值进行比较。 根据是否超过阈值,以及哪个阈值越过,她可能被禁止使用应用程序或放置在监视列表中。

    TECHNIQUES FOR MEDIA ALBUM DISPLAY AND MANAGEMENT
    53.
    发明申请
    TECHNIQUES FOR MEDIA ALBUM DISPLAY AND MANAGEMENT 审中-公开
    媒体显示和管理技术

    公开(公告)号:US20160364120A1

    公开(公告)日:2016-12-15

    申请号:US14734516

    申请日:2015-06-09

    Applicant: WhatsApp Inc.

    Abstract: Techniques for media album display and management are described. An apparatus may comprise a messaging component operative to receive a plurality of messaging packages from a messaging server and determine a plurality of visual media items referenced by the plurality of messaging packages; a media layout component operative to determine a visual media item layout; and a display component operative to display the plurality of visual media items based on the visual media item layout Other embodiments are described and claimed.

    Abstract translation: 描述了媒体相册显示和管理的技术。 一种装置可以包括消息传送组件,其可操作以从消息收发服务器接收多个消息包,并确定由多个消息收发包引用的多个可视媒体项目; 可操作以确定可视媒体项目布局的媒体布局组件; 以及可操作以基于视觉媒体项目布局显示多个可视媒体项目的显示组件。其他实施例被描述和要求保护。

    COMBINED AUTHENTICATION AND ENCRYPTION
    54.
    发明申请
    COMBINED AUTHENTICATION AND ENCRYPTION 审中-公开
    组合认证和加密

    公开(公告)号:US20160087794A1

    公开(公告)日:2016-03-24

    申请号:US14945649

    申请日:2015-11-19

    Applicant: WhatsApp Inc.

    Abstract: A system and methods are provided for establishing an authenticated and encrypted communication connection between two devices with at most two round-trip communications. During establishment of an initial authenticated, encrypted communication connection (or afterward), a first device (e.g., a server) provides the second device (e.g., a client) with a token (e.g., a challenge) that lives or persists beyond the current connection. After that connection is terminated and the second device initiates a new connection, it uses the token as part of the handshaking process to reduce the necessary round-trip communications to one.

    Abstract translation: 提供了一种用于在具有至多两个往返通信的两个设备之间建立认证和加密的通信连接的系统和方法。 在建立初始认证的加密通信连接(或之后)期间,第一设备(例如,服务器)向第二设备(例如,客户端)提供存在或持续超过当前的令牌(例如,挑战) 连接。 在该连接终止并且第二设备发起新的连接之后,它使用令牌作为握手过程的一部分,以将必要的往返通信减少到一个。

    System and method for detecting unwanted content

    公开(公告)号:US09258261B1

    公开(公告)日:2016-02-09

    申请号:US14543612

    申请日:2014-11-17

    Applicant: WhatsApp Inc.

    Abstract: A system and method for detecting unwanted electronic content, such as spam. As a user operates an application to send messages, several metrics are tracked to allow the system to analyze her activity. Illustrative metrics may include, but are not limited to, block count (e.g., how many other users have blocked her), block rate (e.g., the rate at which other users block her), peer symmetry (e.g., percentage of her messages that are to other users that have her in their address book), message uniqueness (e.g., how unique her messages are from each other), peer uniqueness (e.g., how unique the addressees of her messages are), and message rate (e.g., the rate at which she sends messages). Periodically, metrics may be compared to corresponding thresholds. Depending on whether a threshold is crossed, and which threshold is crossed, she may be banned from using the application or placed on a watch list.

    METHODS AND SYSTEMS FOR END-TO-END ENCRYPTED MESSAGE HISTORY EXCHANGE

    公开(公告)号:US20220217106A1

    公开(公告)日:2022-07-07

    申请号:US17143240

    申请日:2021-01-07

    Applicant: WhatsApp Inc.

    Abstract: Exemplary embodiments relate to methods and systems for transferring a user's messaging history from one device to another. A user's primary device, storing the official truth of the user's messaging history, establishes an end-to-end encrypted session with a new device, using a first decryption key during initial session setup. The primary device may conglomerate all or a portion of the messages comprising the user's messaging history into a data blob which is encrypted and sent to a blob store. An E2E encrypted message is sent from the primary device to the new device, via an intermediate server. The E2E encrypted message includes a second key for decrypting the data blob and a pointer to the location of data blob on the blob store. The new device retrieves the data blob from the blob store and decrypts the data blob using the second key to extract plaintext versions of the user's messages and adds the messages to the messaging application on the new device. Multiple data blobs may be sent from the primary device to the new device until all or a desired subset of the user's messaging history is present on the new device.

    Rendering online content via secured URL

    公开(公告)号:US11159330B1

    公开(公告)日:2021-10-26

    申请号:US16662264

    申请日:2019-10-24

    Applicant: WhatsApp Inc.

    Inventor: Cheng Tian

    Abstract: Exemplary embodiments are directed to a method for allowing a user at a first client device to provide access to restricted content on a content provider server to a user at a second client device without providing identifying information of the second client device or the user to the content provider. The second client device receives, in a messaging app, a message from the first client device comprising a link to a content item at a content provider and an identifier of a private/public key pair on the second client device. Second client device displays the link in the user interface of the messaging app and receives a user selection of the link. Second client device generates generating a digital signature for the link using the private key of the private/public key pair and sends the link and the digital signature to the content provider. The content item is then received from the content provider and displayed on the second client device.

    Automated message recall from a sender's device

    公开(公告)号:US10764228B1

    公开(公告)日:2020-09-01

    申请号:US16288387

    申请日:2019-02-28

    Applicant: WhatsApp Inc.

    Abstract: A system, apparatus, and methods are provided for supporting automated recall of a message (e.g., a chat message) from an originator's device, or at least media that accompanied the message. An original message may convey one or more media files that are temporarily stored on a system or apparatus that hosts the communication application used to create, send, and receive messages. The media files may be lost in transit because of failure of a system component, failure of a storage device, purging of the files before they are retrieved by a recipient, or for some other reason. When the recipient's device receives an error in response to an attempt to retrieve the media file(s), it automatically initiates a recall request that is returned to the originating device. If the message and media are still available on the device, an abbreviated version of the message is re-sent, with the media.

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