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Keybase

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1267: 329: 34: 246:, identities are proven by posting a signed statement as the account a user wishes to prove ownership of. This makes identity proofs publicly verifiable – instead of having to trust that the service is being truthful, a user can find and check the relevant proof statements themselves, and the Keybase client does this automatically. 336:
Keybase allows users to store up to 250 GB of files in a cloud storage called the Keybase Filesystem for free. There are no storage upgrades available, but paid plans allowing for more data are planned. The filesystem is divided into three parts: public files, private files, and team files. On
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systems it is usually mounted to the K drive. Currently, mobile versions of the Keybase client can only download files from kbfs, and can not mount it. However, they do support operations such as rekeying files as necessary. In October 2017 Keybase brought out end-to-end encrypted
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front end. The app offers additional features to the website, such as the end-to-end encrypted chat, teams feature, and the ability to add files to and access private files in their personal and team Keybase Filesystem storage. Each device running the client app is authorized by a
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If the recipient (the online alias owner) has an account on Keybase, they will seamlessly receive the message. If the recipient doesn't have a Keybase account, and later signs up and proves the link between the online account and their devices, the sender's device will
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Each chain starts with a signature made by the team owner, with subsequent actions signed on by team admins or users. This ensures that every action is made by an authorized user, and that actions can be verified by anyone in possession of the public key used.
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Keybase Chat is an end-to-end encrypted chat built in to Keybase launched in February 2017. A distinguishing feature of Keybase Chat is that it allows Keybase users to send messages to someone using their online aliases (for example a
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identities since initial public release, but ceased to do so on March 17, 2017, when Coinbase terminated public payment pages. In general, Keybase allows for any service with public identities to integrate with Keybase.
906: 1048:"FYI - we changed the default KBFS plan to 250GB instead of just 10GB. Very few people are hitting the limit so it's less work to let them go past it than deal with UX around upgrading right now" 175:
system, called Keybase Chat and the Keybase Filesystem respectively. Files placed in the public portion of the filesystem are served from a public endpoint, as well as locally from a filesystem
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Teams are largely administered by adding signatures to a chain. Each signature can add, remove, or change the membership of a user in a team, as well as when changes are made to subteams.
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by the client. Only the user who the folder is named after can edit its contents, however, a folder may be named after a comma-separated list of users (e.g. a folder
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the message for the recipient based on the public proof they posted, allowing them to read the message. Since the Keybase app checks the proof, it avoids
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by the client. Only users who are marked as writers can edit its contents, however, any readers can access the files stored there.
644: 475:). Unlike public files, all private files are both encrypted and signed before being uploaded, making them end-to-end encrypted. 1201: 853: 279: 140: 996: 907:"Zoom Acquires Keybase and Announces Goal of Developing the Most Broadly Used Enterprise End-to-End Encryption Offering" 407:
and are also accessible by opening the directory in the mounted version of the filesystem. Multi user folders (such as
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group of people." Each team has a private folder in the Keybase filesystem, and a number of chat channels (similar to
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identities, including websites and domains under one's control, to encryption keys. It also supports
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This article is about the public key cryptography service. For the taxonomic key database, see
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In September 2017, Keybase launched Keybase Teams. A team is described as "...a
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Public files can be accessed by any user. Single user folders are displayed at
882: 727: 511: 338: 452:). Private files can also be read only for users after "#" (e.g. a folder 254:
In addition to the web interface, Keybase offers a client application for
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account) and their encryption keys. Instead of using a system such as
1177:"First They Made OkCupid and SparkNotes. Now They're Taking on Slack" 703:"Keybase Wants To Make Serious Encryption Accessible To Mere Mortals" 305: 259: 239: 191: 187: 565: 584: 327: 243: 203: 414:) are only accessible through the mounted version of the system. 936:"Keybase offers encrypted chat where you control all the pieces" 167:
keys) in a publicly auditable manner. Additionally it offers an
1101: 1077: 615:"Keybase's encrypted chat works with accounts you already have" 1232:"Teams: Naming, Merkle Tree Integration, And Signature Chains" 645:"Keybase Introduces End-To-End Encrypted File Sharing Service" 355: 267: 1272: 295:(pronounced "salt") key to perform cryptographic operations. 163:
identities to encryption keys (including, but not limited to
971:"Keybase adds end-to-end encryption to messages on the web" 779:"Keybase ♥'s Mastodon, and how to get your site on Keybase" 510:). Teams can also be divided into "subteams" by placing a 218:
On May 7, 2020, Keybase announced it had been acquired by
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account), even if they haven't signed up to Keybase yet.
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a link between certain online identities (such as a
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Each device is also given a per-device 287:made either by another device or the user's 26: 1265: 1152:"KBFS - Understanding KBFS | Keybase Docs" 25: 854:"Proof Integration Guide | Keybase Docs" 828:"Abrupt Termination of Coinbase Support" 332:Keybase screenshot showing a user's keys 1308:Internet properties established in 2014 752:"Stellar wallets for all Keybase users" 557: 678:"Understanding the Keybase filesystem" 1175:Hackett, Robert (18 September 2017). 964: 962: 960: 958: 956: 929: 927: 574:The Keybase client Github repository. 182:Keybase supports publicly connecting 7: 1102:"Introducing the Keybase filesystem" 773: 771: 672: 670: 668: 666: 664: 638: 636: 634: 608: 606: 604: 14: 934:Fleishman, Glenn (Feb 15, 2017). 1126:"Keybase launches encrypted git" 456:writer1,writer2,#reader1,reader2 32: 516:in the team name. For example, 384:would be editable by the users 1298:Free software programmed in Go 81:Chris Coyne, Max Krohn, others 1: 1313:2020 mergers and acquisitions 1052:Keybase (via Wayback Machine) 969:Dunn, John E (May 31, 2017). 613:Dalton, Andrew (2017-09-02). 422:Private files are stored in 341:machines, the filesystem is 995:Hoff, John (May 12, 2017). 913:(Press release). 2020-05-07 643:Russell, Jon (2016-05-02). 366:Public files are stored in 1329: 1022:"Introducing Keybase Chat" 429:, and are only visible to 113:407,163 (as of 2019-08-22) 18: 585:"Sigchain | Keybase Docs" 526:wikipedia.projects.foobar 483:Team files are stored in 324:Keybase Filesystem (KBFS) 69:Zoom Video Communications 51:social networking service 31: 532:(and therefore, also of 230:Keybase allows users to 728:"Keybase chooses Zcash" 179:by the Keybase client. 103:Required for membership 528:would be a subteam of 520:would be a subteam of 467:but only readable for 333: 123:; 10 years ago 121:February 14, 2014 331: 1001:androidcommunity.com 883:"Keybase joins Zoom" 492:encrypted and signed 169:end-to-end encrypted 1212:on October 27, 2018 1202:"Teams for Keybase" 540:Team administration 272:Linux distributions 270:, and most desktop 28: 1303:Tor onion services 701:Fleishman, Glenn. 530:wikipedia.projects 518:wikipedia.projects 334: 318:trust on first use 1273:Keybase on GitHub 803:"QRL and Keybase" 351:Microsoft Windows 150: 149: 73: 57:Available in 16:Security software 1320: 1269: 1264: 1263: 1261:Official website 1246: 1245: 1243: 1242: 1228: 1222: 1221: 1219: 1217: 1208:. 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Keybase, Inc 1117: 1093: 1069: 1039: 1028:. Keybase, Inc 1013: 987: 975:Naked Security 952: 923: 898: 874: 845: 834:. 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Index

KeyBase
The Keybase logo
social networking service
Zoom Video Communications
keybase.io
Users
Electron
React
key directory
social media
PGP
end-to-end encrypted
cloud storage
mounted
Twitter
GitHub
Reddit
Hacker News
Bitcoin
Zcash
Stellar
Coinbase
Zoom
Twitter
Reddit
OAuth
Windows
Mac
Android
iOS

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