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In Objective-C, @no is a non-nil NSNumber object that evaluates as truthy in pointer checks. This caused cloudSync: false to be treated as true, potentially syncing secrets to iCloud when explicitly disabled.
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Summary
cloudSync: falsewas incorrectly treated astrue@NOis a non-nilNSNumberobject that evaluates as truthy in pointer checksTest plan
setGenericPasswordwith{ cloudSync: false }and verify item is stored withkSecAttrSynchronizable = falsesetGenericPasswordwith{ cloudSync: true }and verify item is stored withkSecAttrSynchronizable = truesetGenericPasswordwithoutcloudSyncoption and verify default behavior (no sync)