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Changes to V5 API WebSocket subscription parameter and URL
Live trading URL Current Public addresses: wss://ws.okx.com:8443/ws/v5/public wss://wsaws.okx.com:8443/ws/v5/public Private addresses: wss://ws.okx.com:8443/ws/v5/private wss://wsaws.okx.com:8443/ws/v5/private Updated wss://ws.okx.com:8443/ws/v5/business wss://wsaws.okx.com:8443/ws/v5/business Applicable to public and private channels Table 3: Demo trading service address details Only the channels listed on Table 1 are required to switch to the new "/business" URL.Published on Apr 24, 2023Updated on Nov 17, 2025AnnouncementsUnderstanding OKX's Security Fund
Understanding the OKX Security Fund As a digital asset exchange offering leveraged products, OKX is committed to maintaining a stable and fair trading environment. A key component of our risk architecture is our Security Fund. This article explains the Security Fund's purpose, structure, funding mechanism, and outlines critical disclaimers regarding its operation.1. What's the Security Fund? The Security Fund is a segregated pool of assets, established and fully owned by OKX.Published on Mar 25, 2026Updated on Apr 21, 2026FAQ4What's OKX Security Assistant?
OKX Security Assistant is an application developed by our security team to protect our Windows users, prevent virus and trojan attacks, and safeguard user assets. When you receive a risk alert from OKX Security Assistant on a Windows device, it indicates that the current device environment may pose threats to your account and asset security.Why did I receive a risk alert from the OKX Security Assistant?Published on Jan 15, 2026Updated on Feb 13, 2026FAQ22Security audit report collection
Overall Certik has found 5 security issues. Three of them are low risk and informational findings, and two of them are at undetermined risk levels. All of those issues had already been solved. Learn more on the audit report here.OKX Wallet Threshold-lib audit report - 2023.10.11 The Threshold-lib of OKX Wallet has passed the security audit by Certik.Published on Nov 11, 2022Updated on Jan 27, 2026FAQ7,081WebSocket API is now supporting BCH, ETH and ETC contracts
OKX Futures WebSocket Address: wss://real.OKX.com:8443/ws/v3 Please add our API customer support WeChat (ID: ApiSupport) for API-related questions Thank you for your support. OKX 8 December 2017 (Sunday) 21:30Published on Dec 8, 2017Updated on Nov 17, 2025AnnouncementsHow do I secure my exchange account?
Go to the security settings page Once you sign in to your account, you can hover over the profile icon at the main menu. A dropdown menu will be displayed, and you can select Security settings to proceed. We provide a variety of security measures to protect your account. You can review the completed and pending security items under the Security option.3. Activate security features Our users can secure their funds by activating the various account security measures shown on the Security option.Published on Jun 12, 2024Updated on Apr 23, 2026FAQ1,321How do I secure my MPC wallet?
An MPC wallet is a type of cryptocurrency wallet that uses three secret codes called private key shares to secure your assets.Published on Aug 22, 2023Updated on Nov 17, 2025FAQ425How do I enhance my OKX app security?
Audit your passkeys: for the web, head over to Security > Security Center > Passkeys, while for the app, head over to Menu > Profile and settings > Security > Passkeys, before deleting unrecognized passkeys immediately. Access to the Security section by going through the Menu optionEnsure your Web3 asset is well protected Wallet backup protocol: Switch to Wallet > select Menu > Wallet Management option under the Basic section.Published on Mar 21, 2025Updated on Mar 3, 2026FAQ34OKX API FAQ
Note: the time in the request header time is in UTC0. When calling the server time interface, the time is provided in UTC + 8.What's "Interface error: 50101 APIKey does not match the current environment"? This is due to the mismatch between the API key and the current environment. Real account calls require the use of the real account API key, and the value of the x-simulated-trading parameter in the request header needs to be 0.Published on Sep 20, 2024Updated on Apr 20, 2026FAQ137How do I secure my account after detecting unusual activity?
> Enter the Security Center Select Security on the user center page Select Passkeys Check if there are any Passkeys you didn’t create.Published on Mar 21, 2025Updated on Feb 12, 2026FAQ33How do I use a physical security key to protect my account?
What is physical security key? A physical security key is a type of hardware-based authentication used to verify account access and transactions. Unlike software-based options, physical security keys work offline and are not reliant on cloud services, minimizing risks like account takeovers or unauthorized access.Why choose physical security key?Published on Jan 10, 2025Updated on Feb 12, 2026FAQ18,394How can the OKX NFT Marketplace keep your NFT investments secured?
How secure is the OKX NFT Marketplace? In the fast-evolving world of NFTs (Non-Fungible Tokens), security is paramount. With the increasing popularity of Non-Fungible Tokens (NFTs), the risk of falling victim to scams and fraudulent transactions has also risen.Published on Nov 10, 2023Updated on Sep 12, 2025FAQ20OKX P2P block trade: Enjoy seamless and secure high-volume crypto transactions
Introducing OKX P2P block trade — your gateway to secure, high-volume crypto transactions. Level up your crypto game and trade with confidence today. What is OKX P2P block trade? OKX P2P block trade is a special service designed to trade large amounts of Bitcoin and other cryptocurrencies securely and efficiently. How does OKX P2P block trade work? Block trading in crypto is similar to large trades in traditional markets.Published on May 17, 2024Updated on Apr 17, 2026AnnouncementsOKX smart account has been upgraded to provide enhanced security for your assets
Dear OKX users, To enhance the security of your assets, OKX Wallet has upgraded the contract of the smart account for the EIP-1271 signature method. This upgrade aims to prevent the theft of your assets by malicious websites. To complete the contract upgrade of your smart account, please ensure that you've upgraded your OKX app to the latest version.Published on Nov 13, 2023Updated on Nov 17, 2025AnnouncementsHow do I check if an email is officially from OKX via EML file?
Whether a faked email is delivered, rejected, or sent to the spam folder depends on the security settings of the recipient's email provider.If the email provider has strict security policies (e.g., Gmail, Outlook) The system will check SPF, DKIM, and DMARC records.Published on Nov 24, 2025Updated on Mar 4, 2026FAQ16