API Key Permissions and Access Limits: Building a Simple Decision Table on OKX

Decisions made in the moment tend to follow mood rather than reason. Writing a simple table of conditions and responses in advance helps keep choices consistent. This guide builds such a table for API key permissions and access limits on OKX, wherever you read this, using plain rows that say what you will do when a particular situation appears. An API key is effectively a second way into an account, one that works without your password or your phone, so its permissions deserve the same care as the login itself.

Evaluating the tool before connecting it

Give every key a descriptive label that names the tool and the date it was created. When you stop using a tool, delete its key immediately rather than leaving it dormant. Review the full list of keys every few months and remove anything you cannot match to a service you still use.

When creating a key in your OKX account, start with the minimum. A portfolio tracker usually needs read-only access. A trading tool may need trading permission but almost never needs withdrawal permission. If a service insists on withdrawal rights for a purpose that does not obviously require them, treat that as a reason not to connect it at all.

Writing rows before you need them

Each row should pair a situation with an action: if a screen shows an unfamiliar network, stop and check the help page; if a message asks for a code, ignore it and log in separately. Keep rows specific and short. A table with a handful of clear rows is easier to follow than a long policy you never reread.

Sub-accounts, where offered, add another layer. Running an automated strategy in a sub-account with limited funds caps what a misbehaving tool or stolen key can affect. Check the current help documentation for how sub-accounts and their keys work in your OKX account, because the details differ between platforms.

Choosing the narrowest permissions

Never paste a secret key into chat messages, shared documents or support tickets. The secret is shown only once on creation for good reason. Store it in a password manager, and if you suspect it has been exposed anywhere, delete the key and create a new one rather than hoping it was not seen.

Many exchanges let you bind a key to specific IP addresses. If the tool runs on a server with a fixed address, use this restriction; it means a stolen key is useless from anywhere else. Keys without an address restriction may expire sooner or carry fewer permissions on some platforms, so read the current rules on the official API page.

Keeping the table honest

Review the table whenever you notice yourself ignoring it. Either the row was unrealistic and needs rewriting, or you were rushing and the row was right. Both outcomes are useful. Over time the table becomes a personal rulebook shaped by real situations rather than by general advice.

Risk boundary: OKX Trading Guide

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Scenario checkpoint

• Store secret keys only in a password manager, never in chats, documents or source code.
• Bind keys to fixed IP addresses whenever the tool runs from a known server.
• Label every key with the tool name and creation date, and delete keys for tools you no longer use.
• Create keys with the narrowest permission the tool needs and leave withdrawal permission disabled.
• Write a short table of situations and responses in advance and keep it next to the device you use most.