182     Get<KeyManager>().Start();  in Start()
223     Get<KeyManager>().Stop();  in Stop()
380     Get<KeyManager>().SetCurrentKeySequence(networkInfo.GetKeySequence(),  in Restore()
381 …                                      KeyManager::kForceUpdate | KeyManager::kGuardTimerUnchanged);  in Restore()
382     Get<KeyManager>().SetMleFrameCounter(networkInfo.GetMleFrameCounter());  in Restore()
383 …Get<KeyManager>().SetAllMacFrameCounters(networkInfo.GetMacFrameCounter(), /* aSetIfLarger */ fals…  in Restore()
510     networkInfo.SetKeySequence(Get<KeyManager>().GetCurrentKeySequence());  in Store()
511 …  networkInfo.SetMleFrameCounter(Get<KeyManager>().GetMleFrameCounter() + mStoreFrameCounterAhead);  in Store()
512 …networkInfo.SetMacFrameCounter(Get<KeyManager>().GetMaximumMacFrameCounter() + mStoreFrameCounterA…  in Store()
517     Get<KeyManager>().SetStoredMleFrameCounter(networkInfo.GetMleFrameCounter());  in Store()
518     Get<KeyManager>().SetStoredMacFrameCounter(networkInfo.GetMacFrameCounter());  in Store()
2312     aesCcm.SetKey(keySequence == Get<KeyManager>().GetCurrentKeySequence()  in ProcessMessageSecurity()
2313                       ? Get<KeyManager>().GetCurrentMleKey()  in ProcessMessageSecurity()
2314                       : Get<KeyManager>().GetTemporaryMleKey(keySequence));  in ProcessMessageSecurity()
2646     KeyManager::KeySeqUpdateFlags flags = 0;  in ProcessKeySequence()
2648     VerifyOrExit(aRxInfo.mKeySequence > Get<KeyManager>().GetCurrentKeySequence());  in ProcessKeySequence()
2650     isNextKeySeq = (aRxInfo.mKeySequence - Get<KeyManager>().GetCurrentKeySequence() == 1);  in ProcessKeySequence()
2655         flags = KeyManager::kForceUpdate;  in ProcessKeySequence()
2668         flags = KeyManager::kApplySwitchGuard;  in ProcessKeySequence()
2677         flags |= KeyManager::kResetGuardTimer;  in ProcessKeySequence()
2680     Get<KeyManager>().SetCurrentKeySequence(aRxInfo.mKeySequence, flags);  in ProcessKeySequence()
4887     counter = Get<KeyManager>().GetMaximumMacFrameCounter();  in AppendLinkFrameCounterTlv()
4890     Get<KeyManager>().SetAllMacFrameCounters(counter, /* aSetIfLarger */ true);  in AppendLinkFrameCounterTlv()
4898     return Tlv::Append<MleFrameCounterTlv>(*this, Get<KeyManager>().GetMleFrameCounter());  in AppendMleFrameCounterTlv()
5218         header.SetFrameCounter(Get<KeyManager>().GetMleFrameCounter());  in SendTo()
5219         header.SetKeyId(Get<KeyManager>().GetCurrentKeySequence());  in SendTo()
5226         Get<KeyManager>().IncrementMleFrameCounter();  in SendTo()