{"id":2375,"date":"2020-11-13T08:30:31","date_gmt":"2020-11-13T08:30:31","guid":{"rendered":"http:\/\/blog.mathwallet.org\/?p=2375"},"modified":"2021-10-26T09:15:44","modified_gmt":"2021-10-26T09:15:44","slug":"how-to-cancel-account-allowance-approval-in-binance-smart-chain","status":"publish","type":"post","link":"https:\/\/blog.mathwallet.org\/?p=2375","title":{"rendered":"How to cancel account allowance approval in Binance Smart Chain?"},"content":{"rendered":"<p>Download MathWallet first\uff1a<a href=\"http:\/\/www.mathwallet.org\/\">https:\/\/www.mathwallet.org<\/a><\/p>\n<h3>What is\u00a0allowance approval?<\/h3>\n<p>To simplify the smart contract, most DeFi dapp will initial BEP20 token\u00a0allowance approval so that the smart contract can transfer the BEP20 token without approval every time.<\/p>\n<h3>What is the risk of\u00a0allowance approval?<\/h3>\n<p>Because most of the allowance amount is set to unlimited, if the contract has security risk or it is a scam project, all\u00a0allowance approved token can be transfered any time without your approval.<\/p>\n<p>How to\u00a0cancel account allowance approval?<\/p>\n<p>Open <strong>\u2018Token Approval Checker\u2019<\/strong> in DApp store.<\/p>\n<p>Enter address, all DApps authorized by current address will be displayed., click <strong>Edit<\/strong> to modify.<\/p>\n<p class=\"_tgt transPara grammarSection\"><span class=\"transSent\" data-group=\"0-0\">You can choose to set the token upper limit that allows DApp to use or directly click <strong>Decline<\/strong> to cancel the authorization<\/span><\/p>\n<p>Enter <strong>0<\/strong> and click <strong>Done<\/strong>, or directly click <strong>Decline<\/strong>. After confirmation, the authorization will be cancelled.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Download MathWallet first\uff1ahttps:\/\/www.mathwallet.org What is\u00a0allowance approval? To simplify the smart contract, most DeFi dapp will initial BEP20 token\u00a0allowance approval so that the smart contract can transfer the BEP20 token without approval every time. What is the risk of\u00a0allowance approval? Because most of the allowance amount is set to unlimited, if the contract has security risk [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"unlock_protocol_post_locks":""},"categories":[1],"tags":[56,9],"_links":{"self":[{"href":"https:\/\/blog.mathwallet.org\/index.php?rest_route=\/wp\/v2\/posts\/2375"}],"collection":[{"href":"https:\/\/blog.mathwallet.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.mathwallet.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.mathwallet.org\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.mathwallet.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2375"}],"version-history":[{"count":6,"href":"https:\/\/blog.mathwallet.org\/index.php?rest_route=\/wp\/v2\/posts\/2375\/revisions"}],"predecessor-version":[{"id":3536,"href":"https:\/\/blog.mathwallet.org\/index.php?rest_route=\/wp\/v2\/posts\/2375\/revisions\/3536"}],"wp:attachment":[{"href":"https:\/\/blog.mathwallet.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2375"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.mathwallet.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2375"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.mathwallet.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2375"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}