diff --git a/src/driver/common/fortconf.c b/src/driver/common/fortconf.c
index 0efb3dc1..2ffe18ee 100644
--- a/src/driver/common/fortconf.c
+++ b/src/driver/common/fortconf.c
@@ -317,30 +317,3 @@ FORT_API BOOL fort_conf_app_group_blocked(const FORT_CONF_FLAGS conf_flags, FORT
 
     return conf_flags.group_blocked;
 }
-
-FORT_API PCWSTR fort_conf_service_sid_name_find(
-        PCFORT_SERVICE_SID_LIST service_sids, const char *sidBytes)
-{
-    if (service_sids == NULL)
-        return NULL;
-
-    const char *data = service_sids->data;
-    const int services_n = service_sids->services_n;
-
-    const int sid_index = fort_conf_blob_index(data, sidBytes, FORT_SERVICE_SID_SIZE, services_n);
-    if (sid_index < 0)
-        return NULL;
-
-    const UINT16 name_index =
-            ((UINT16 *) (data + FORT_SERVICE_SID_LIST_SID_NAME_INDEXES_OFF(services_n)))[sid_index];
-
-    const UINT32 name_off =
-            ((UINT32 *) (data + FORT_SERVICE_SID_LIST_NAMES_HEADER_OFF(services_n)))[name_index];
-
-    const int names_n = service_sids->names_n;
-    const char *names_data = data + FORT_SERVICE_SID_LIST_NAMES_OFF(services_n, names_n);
-
-    PCWSTR name = (PCWSTR) (names_data + name_off);
-
-    return name;
-}
diff --git a/src/driver/common/fortconf.h b/src/driver/common/fortconf.h
index 8423a41f..98ea74b5 100644
--- a/src/driver/common/fortconf.h
+++ b/src/driver/common/fortconf.h
@@ -77,35 +77,6 @@ typedef struct fort_service_info_list
 #define FORT_SERVICE_INFO_LIST_MIN_SIZE                                                            \
     (FORT_SERVICE_INFO_LIST_DATA_OFF + FORT_SERVICE_INFO_MAX_SIZE)
 
-typedef struct fort_service_sid_list
-{
-    UINT16 services_n;
-    UINT16 names_n;
-
-    char data[1];
-} FORT_SERVICE_SID_LIST, *PFORT_SERVICE_SID_LIST;
-
-typedef const FORT_SERVICE_SID_LIST *PCFORT_SERVICE_SID_LIST;
-
-#define FORT_SERVICE_SID_LIST_DATA_OFF offsetof(FORT_SERVICE_SID_LIST, data)
-#define FORT_SERVICE_SID_SIZE          (5 * sizeof(UINT32))
-
-#define FORT_SERVICE_SID_LIST_SID_NAME_INDEXES_OFF(services_n)                                     \
-    ((services_n) * FORT_SERVICE_SID_SIZE)
-
-#define FORT_SERVICE_SID_LIST_NAMES_HEADER_OFF(services_n)                                         \
-    (FORT_SERVICE_SID_LIST_SID_NAME_INDEXES_OFF(services_n) + (services_n) * sizeof(UINT16))
-
-#define FORT_SERVICE_SID_LIST_NAMES_HEADER_SIZE(names_n) ((names_n) * sizeof(UINT32))
-
-#define FORT_SERVICE_SID_LIST_NAMES_OFF(services_n, names_n)                                       \
-    (FORT_SERVICE_SID_LIST_NAMES_HEADER_OFF(services_n)                                            \
-            + FORT_SERVICE_SID_LIST_NAMES_HEADER_SIZE(names_n))
-
-#define FORT_SERVICE_SID_LIST_MAX_SIZE(services_n, names_n)                                        \
-    (FORT_SERVICE_SID_LIST_DATA_OFF + FORT_SERVICE_SID_LIST_NAMES_OFF(services_n, names_n)         \
-            + (names_n) * FORT_SERVICE_INFO_NAME_MAX_SIZE)
-
 typedef struct fort_conf_port_list
 {
     UINT8 port_n;
@@ -388,9 +359,6 @@ FORT_API FORT_APP_DATA fort_conf_app_find(const PFORT_CONF conf, PCFORT_APP_PATH
 
 FORT_API BOOL fort_conf_app_group_blocked(const FORT_CONF_FLAGS conf_flags, FORT_APP_DATA app_data);
 
-FORT_API PCWSTR fort_conf_service_sid_name_find(
-        PCFORT_SERVICE_SID_LIST service_sids, const char *sidBytes);
-
 #ifdef __cplusplus
 } // extern "C"
 #endif
diff --git a/src/driver/common/fortioctl.h b/src/driver/common/fortioctl.h
index 60d98554..30631e4b 100644
--- a/src/driver/common/fortioctl.h
+++ b/src/driver/common/fortioctl.h
@@ -182,18 +182,16 @@ DEFINE_GUID(FORT_GUID_EMPTY, 0x00000000, 0x0000, 0x0000, 0x00, 0x00, 0x00, 0x00,
 
 #define FORT_IOCTL_INDEX_VALIDATE        0
 #define FORT_IOCTL_INDEX_SETSERVICES     1
-#define FORT_IOCTL_INDEX_SETSERVICE_SIDS 2
-#define FORT_IOCTL_INDEX_SETCONF         3
-#define FORT_IOCTL_INDEX_SETFLAGS        4
-#define FORT_IOCTL_INDEX_GETLOG          5
-#define FORT_IOCTL_INDEX_ADDAPP          6
-#define FORT_IOCTL_INDEX_DELAPP          7
-#define FORT_IOCTL_INDEX_SETZONES        8
-#define FORT_IOCTL_INDEX_SETZONEFLAG     9
+#define FORT_IOCTL_INDEX_SETCONF         2
+#define FORT_IOCTL_INDEX_SETFLAGS        3
+#define FORT_IOCTL_INDEX_GETLOG          4
+#define FORT_IOCTL_INDEX_ADDAPP          5
+#define FORT_IOCTL_INDEX_DELAPP          6
+#define FORT_IOCTL_INDEX_SETZONES        7
+#define FORT_IOCTL_INDEX_SETZONEFLAG     8
 
 #define FORT_IOCTL_VALIDATE        FORT_CTL_CODE(FORT_IOCTL_INDEX_VALIDATE, FILE_WRITE_DATA)
 #define FORT_IOCTL_SETSERVICES     FORT_CTL_CODE(FORT_IOCTL_INDEX_SETSERVICES, FILE_WRITE_DATA)
-#define FORT_IOCTL_SETSERVICE_SIDS FORT_CTL_CODE(FORT_IOCTL_INDEX_SETSERVICE_SIDS, FILE_WRITE_DATA)
 #define FORT_IOCTL_SETCONF         FORT_CTL_CODE(FORT_IOCTL_INDEX_SETCONF, FILE_WRITE_DATA)
 #define FORT_IOCTL_SETFLAGS        FORT_CTL_CODE(FORT_IOCTL_INDEX_SETFLAGS, FILE_WRITE_DATA)
 #define FORT_IOCTL_GETLOG          FORT_CTL_CODE(FORT_IOCTL_INDEX_GETLOG, FILE_READ_DATA)
diff --git a/src/driver/fortcnf.c b/src/driver/fortcnf.c
index d6ecc73b..bd31c365 100644
--- a/src/driver/fortcnf.c
+++ b/src/driver/fortcnf.c
@@ -419,53 +419,6 @@ FORT_API FORT_CONF_FLAGS fort_conf_ref_flags_set(
     return old_conf_flags;
 }
 
-FORT_API PFORT_SERVICE_SID_LIST fort_conf_service_sids_new(
-        PCFORT_SERVICE_SID_LIST service_sids, ULONG len)
-{
-    return fort_conf_mem_alloc(service_sids, len);
-}
-
-FORT_API void fort_conf_service_sids_set(
-        PFORT_DEVICE_CONF device_conf, PFORT_SERVICE_SID_LIST service_sids)
-{
-    KIRQL oldIrql = ExAcquireSpinLockExclusive(&device_conf->lock);
-    {
-        fort_conf_mem_free(device_conf->service_sids);
-        device_conf->service_sids = service_sids;
-    }
-    ExReleaseSpinLockExclusive(&device_conf->lock, oldIrql);
-}
-
-FORT_API BOOL fort_conf_get_service_sid_path(
-        PFORT_DEVICE_CONF device_conf, const char *sidBytes, PFORT_APP_PATH path)
-{
-    char *buffer = (char *) path->buffer;
-
-    path->len = 0;
-
-    KIRQL oldIrql = ExAcquireSpinLockExclusive(&device_conf->lock);
-    {
-        PCWSTR service_name = fort_conf_service_sid_name_find(device_conf->service_sids, sidBytes);
-        if (service_name != NULL) {
-            char *name_buf = buffer + FORT_SVCHOST_PREFIX_SIZE;
-            const DWORD name_size = (DWORD) (wcslen(service_name) * sizeof(WCHAR));
-
-            RtlCopyMemory(
-                    name_buf, service_name, name_size + sizeof(WCHAR)); /* + null terminator */
-
-            path->len = (UINT16) (FORT_SVCHOST_PREFIX_SIZE + name_size);
-        }
-    }
-    ExReleaseSpinLockExclusive(&device_conf->lock, oldIrql);
-
-    if (path->len == 0)
-        return FALSE;
-
-    RtlCopyMemory(buffer, FORT_SVCHOST_PREFIX, FORT_SVCHOST_PREFIX_SIZE);
-
-    return TRUE;
-}
-
 FORT_API PFORT_CONF_ZONES fort_conf_zones_new(PFORT_CONF_ZONES zones, ULONG len)
 {
     return fort_conf_mem_alloc(zones, len);
diff --git a/src/driver/fortcnf.h b/src/driver/fortcnf.h
index 5c360af1..a718fc68 100644
--- a/src/driver/fortcnf.h
+++ b/src/driver/fortcnf.h
@@ -42,7 +42,6 @@ typedef struct fort_device_conf
     PFORT_CONF_REF volatile ref;
     KSPIN_LOCK ref_lock;
 
-    PFORT_SERVICE_SID_LIST service_sids;
     PFORT_CONF_ZONES zones;
 
     EX_SPIN_LOCK lock;
@@ -80,15 +79,6 @@ FORT_API FORT_CONF_FLAGS fort_conf_ref_set(PFORT_DEVICE_CONF device_conf, PFORT_
 FORT_API FORT_CONF_FLAGS fort_conf_ref_flags_set(
         PFORT_DEVICE_CONF device_conf, const FORT_CONF_FLAGS conf_flags);
 
-FORT_API PFORT_SERVICE_SID_LIST fort_conf_service_sids_new(
-        PCFORT_SERVICE_SID_LIST service_sids, ULONG len);
-
-FORT_API void fort_conf_service_sids_set(
-        PFORT_DEVICE_CONF device_conf, PFORT_SERVICE_SID_LIST service_sids);
-
-FORT_API BOOL fort_conf_get_service_sid_path(
-        PFORT_DEVICE_CONF device_conf, const char *sidBytes, PFORT_APP_PATH path);
-
 FORT_API PFORT_CONF_ZONES fort_conf_zones_new(PFORT_CONF_ZONES zones, ULONG len);
 
 FORT_API void fort_conf_zones_set(PFORT_DEVICE_CONF device_conf, PFORT_CONF_ZONES zones);
diff --git a/src/driver/fortcout.c b/src/driver/fortcout.c
index ec86b75c..d4a9caec 100644
--- a/src/driver/fortcout.c
+++ b/src/driver/fortcout.c
@@ -365,72 +365,14 @@ inline static void fort_callout_ale_classify_action(PCFORT_CALLOUT_ARG ca,
     }
 }
 
-inline static PSID_AND_ATTRIBUTES_HASH fort_callout_ale_get_sid(PCFORT_CALLOUT_ARG ca)
-{
-    const FWP_VALUE0 userIdField = ca->inFixedValues->incomingValue[ca->fi->userId].value;
-    if (userIdField.type != FWP_TOKEN_ACCESS_INFORMATION_TYPE)
-        return NULL;
-
-    const PTOKEN_ACCESS_INFORMATION tokenInfo =
-            (PTOKEN_ACCESS_INFORMATION) userIdField.tokenAccessInformation->data;
-    if (tokenInfo == NULL)
-        return NULL;
-
-    return tokenInfo->SidHash;
-}
-
-inline static const char *fort_callout_ale_get_service_sid(const SID *sid)
-{
-    if (sid == NULL)
-        return NULL;
-
-    if (sid->Revision != 1)
-        return NULL;
-
-    if (sid->SubAuthorityCount != 6)
-        return NULL; // not "Service SID"'s sub-auth count
-
-    const DWORD *subAuth = &sid->SubAuthority[0];
-    if (*subAuth != 80)
-        return NULL; // not "Service SID"'s prefix
-
-    const BYTE *idAuth = &sid->IdentifierAuthority.Value[0];
-    if (idAuth[5] != 5)
-        return NULL; // not "NT Authority"
-
-    if (idAuth[4] != 0 || *((PUINT32) &idAuth[0]) != 0)
-        return NULL; // not "NT Authority"
-
-    return (const char *) &subAuth[1];
-}
-
-inline static BOOL fort_callout_ale_fill_path_sid(
+inline static BOOL fort_callout_ale_fill_path_tag(
         PCFORT_CALLOUT_ARG ca, PFORT_CALLOUT_ALE_EXTRA cx, BOOL isSvcHost)
 {
     if (!isSvcHost)
         return FALSE;
 
-    const PSID_AND_ATTRIBUTES_HASH sidHash = fort_callout_ale_get_sid(ca);
-    if (sidHash == NULL)
-        return FALSE;
-
-    const int sidCount = sidHash->SidCount;
-
-    for (int i = 0; i < sidCount; ++i) {
-        const SID *sid = sidHash->SidAttr[i].Sid;
-
-        // Get Service Name by SID
-        const char *sidBytes = fort_callout_ale_get_service_sid(sid);
-        if (sidBytes == NULL)
-            continue;
-
-        cx->path.buffer = cx->svchost_name;
-
-        if (fort_conf_get_service_sid_path(&fort_device()->conf, sidBytes, &cx->path))
-            return TRUE;
-
-        break;
-    }
+    // TODO
+    // PCWSTR tag = (PCWSTR) ca->inMetaValues->subProcessTag;
 
     return FALSE;
 }
@@ -449,7 +391,7 @@ inline static void fort_callout_ale_fill_path(PCFORT_CALLOUT_ARG ca, PFORT_CALLO
 
     if (fort_pstree_get_proc_name(
                 &fort_device()->ps_tree, cx->process_id, path, &isSvcHost, &inherited)
-            || fort_callout_ale_fill_path_sid(ca, cx, isSvcHost)) {
+            || fort_callout_ale_fill_path_tag(ca, cx, isSvcHost)) {
 
         if (!inherited) {
             *real_path = *path;
diff --git a/src/driver/fortdev.c b/src/driver/fortdev.c
index 03cc2a80..47f3f563 100644
--- a/src/driver/fortdev.c
+++ b/src/driver/fortdev.c
@@ -107,7 +107,6 @@ FORT_API NTSTATUS fort_device_cleanup(PDEVICE_OBJECT device, PIRP irp)
         const FORT_CONF_FLAGS old_conf_flags = fort_conf_ref_set(&fort_device()->conf, NULL);
         const FORT_CONF_FLAGS conf_flags = fort_device()->conf.conf_flags;
 
-        fort_conf_service_sids_set(&fort_device()->conf, NULL);
         fort_conf_zones_set(&fort_device()->conf, NULL);
 
         fort_stat_conf_flags_update(&fort_device()->stat, conf_flags);
@@ -156,30 +155,6 @@ static NTSTATUS fort_device_control_setservices(PFORT_DEVICE_CONTROL_ARG dca)
     return STATUS_UNSUCCESSFUL;
 }
 
-static NTSTATUS fort_device_control_setservice_sids(PFORT_DEVICE_CONTROL_ARG dca)
-{
-    const PCFORT_SERVICE_SID_LIST service_sids = dca->buffer;
-    const ULONG len = dca->in_len;
-
-    if (len > sizeof(FORT_SERVICE_SID_LIST)) {
-        PFORT_SERVICE_SID_LIST sids = fort_conf_service_sids_new(service_sids, len);
-
-        if (sids == NULL) {
-            return STATUS_INSUFFICIENT_RESOURCES;
-        } else {
-            fort_conf_service_sids_set(&fort_device()->conf, sids);
-
-            fort_device_reauth_queue();
-
-            return STATUS_SUCCESS;
-        }
-
-        return STATUS_SUCCESS;
-    }
-
-    return STATUS_UNSUCCESSFUL;
-}
-
 inline static NTSTATUS fort_device_control_setconf_ref(
         const PFORT_CONF_IO conf_io, PFORT_CONF_REF conf_ref)
 {
@@ -354,7 +329,6 @@ typedef FORT_DEVICE_CONTROL_PROCESS_FUNC *PFORT_DEVICE_CONTROL_PROCESS_FUNC;
 static PFORT_DEVICE_CONTROL_PROCESS_FUNC fortDeviceControlProcess_funcList[] = {
     &fort_device_control_validate,
     &fort_device_control_setservices,
-    &fort_device_control_setservice_sids,
     &fort_device_control_setconf,
     &fort_device_control_setflags,
     &fort_device_control_getlog,
diff --git a/src/tests/UtilTest/tst_confutil.h b/src/tests/UtilTest/tst_confutil.h
index 403aae16..deba6c52 100644
--- a/src/tests/UtilTest/tst_confutil.h
+++ b/src/tests/UtilTest/tst_confutil.h
@@ -139,81 +139,3 @@ TEST_F(ConfUtilTest, checkEnvManager)
 
     ASSERT_NE(envManager.expandString("%HOME%"), QString());
 }
-
-TEST_F(ConfUtilTest, serviceSidsWriteRead)
-{
-    const auto SVC = [](const char *name) -> ServiceInfo {
-        ServiceInfo si;
-        si.serviceName = si.realServiceName = name;
-        return si;
-    };
-
-    const QVector<ServiceInfo> services = { SVC("AppIDSvc"), SVC("Appinfo"), SVC("AppMgmt"),
-        SVC("AppReadiness"), SVC("AppXSvc"), SVC("AudioEndpointBuilder"), SVC("AxInstSV"),
-        SVC("BFE"), SVC("BITS"), SVC("BrokerInfrastructure"), SVC("BTAGService"),
-        SVC("BthAvctpSvc"), SVC("bthserv"), SVC("camsvc"), SVC("CDPSvc"), SVC("CertPropSvc"),
-        SVC("ClipSVC"), SVC("CoreMessagingRegistrar"), SVC("DcomLaunch"),
-        SVC("DeviceAssociationService"), SVC("DeviceInstall"), SVC("DevQueryBroker"), SVC("Dhcp"),
-        SVC("DialogBlockingService"), SVC("DispBrokerDesktopSvc"), SVC("DisplayEnhancementService"),
-        SVC("dot3svc"), SVC("DPS"), SVC("DsmSvc"), SVC("DsSvc"), SVC("EapHost"),
-        SVC("embeddedmode"), SVC("EntAppSvc"), SVC("EventLog"), SVC("EventSystem"), SVC("fdPHost"),
-        SVC("FDResPub"), SVC("fhsvc"), SVC("FontCache"), SVC("FrameServer"), SVC("hidserv"),
-        SVC("icssvc"), SVC("IKEEXT"), SVC("iphlpsvc"), SVC("IpxlatCfgSvc"), SVC("KtmRm"),
-        SVC("LanmanServer"), SVC("LanmanWorkstation"), SVC("lfsvc"), SVC("LicenseManager"),
-        SVC("lltdsvc"), SVC("lmhosts"), SVC("LSM"), SVC("LxpSvc"), SVC("mpssvc"), SVC("MSiSCSI"),
-        SVC("MsKeyboardFilter"), SVC("NaturalAuthentication"), SVC("NcaSvc"), SVC("NcbService"),
-        SVC("NcdAutoSetup"), SVC("Netman"), SVC("netprofm"), SVC("NetSetupSvc"), SVC("NgcCtnrSvc"),
-        SVC("NgcSvc"), SVC("NlaSvc"), SVC("nsi"), SVC("PcaSvc"), SVC("PhoneSvc"), SVC("pla"),
-        SVC("PlugPlay"), SVC("PolicyAgent"), SVC("Power"), SVC("PrintDeviceConfigurationService"),
-        SVC("PrintScanBrokerService"), SVC("ProfSvc"), SVC("PushToInstall"), SVC("QWAVE"),
-        SVC("RasAuto"), SVC("RasMan"), SVC("RemoteAccess"), SVC("RemoteRegistry"), SVC("RmSvc"),
-        SVC("RpcEptMapper"), SVC("RpcSs"), SVC("SCardSvr"), SVC("ScDeviceEnum"), SVC("Schedule"),
-        SVC("SCPolicySvc"), SVC("seclogon"), SVC("SENS"), SVC("SensorService"), SVC("SensrSvc"),
-        SVC("SessionEnv"), SVC("SharedAccess"), SVC("ShellHWDetection"), SVC("shpamsvc"),
-        SVC("SmsRouter"), SVC("SSDPSRV"), SVC("SstpSvc"), SVC("StateRepository"), SVC("StorSvc"),
-        SVC("svsvc"), SVC("SysMain"), SVC("SystemEventsBroker"), SVC("TapiSrv"), SVC("TermService"),
-        SVC("TextInputManagementService"), SVC("Themes"), SVC("TimeBrokerSvc"), SVC("TokenBroker"),
-        SVC("TrkWks"), SVC("TroubleshootingSvc"), SVC("tzautoupdate"), SVC("UmRdpService"),
-        SVC("upnphost"), SVC("UserManager"), SVC("UsoSvc"), SVC("vmicguestinterface"),
-        SVC("vmicheartbeat"), SVC("vmickvpexchange"), SVC("vmicrdv"), SVC("vmicshutdown"),
-        SVC("vmictimesync"), SVC("vmicvmsession"), SVC("W32Time"), SVC("WaaSMedicSvc"),
-        SVC("WbioSrvc"), SVC("wcncsvc"), SVC("WdiServiceHost"), SVC("WdiSystemHost"),
-        SVC("WebClient"), SVC("webthreatdefsvc"), SVC("Wecsvc"), SVC("WEPHOSTSVC"),
-        SVC("wercplsupport"), SVC("WFDSConMgrSvc"), SVC("WiaRpc"), SVC("WinHttpAutoProxySvc"),
-        SVC("Winmgmt"), SVC("WinRM"), SVC("wisvc"), SVC("wlidsvc"), SVC("wlpasvc"), SVC("WManSvc"),
-        SVC("WPDBusEnum"), SVC("WpnService"), SVC("wuauserv"), SVC("WwanSvc"),
-        SVC("XblAuthManager"), SVC("XblGameSave"), SVC("XboxGipSvc"), SVC("XboxNetApiSvc"),
-        SVC("AarSvc"), SVC("BcastDVRUserService"), SVC("CaptureService"), SVC("cbdhsvc"),
-        SVC("CDPUserSvc"), SVC("ConsentUxUserSvc"), SVC("DeviceAssociationBrokerSvc"),
-        SVC("DevicePickerUserSvc"), SVC("DevicesFlowUserSvc"), SVC("MessagingService"),
-        SVC("NPSMSvc"), SVC("PimIndexMaintenanceSvc"), SVC("PrintWorkflowUserSvc"),
-        SVC("UdkUserSvc"), SVC("UnistoreSvc"), SVC("UserDataSvc"), SVC("webthreatdefusersvc"),
-        SVC("WpnUserService") };
-
-    ConfBuffer confBuf;
-
-    confBuf.writeServiceSids(services);
-
-    // Check the buffer
-    const auto buffer = confBuf.buffer();
-
-    ASSERT_NE(buffer.size(), 0);
-
-    PCFORT_SERVICE_SID_LIST service_sids = PCFORT_SERVICE_SID_LIST(buffer.data());
-
-    // Find Service Name by SID
-    for (const auto &si : services) {
-        const auto sid = StringUtil::serviceSid(si.realServiceName);
-        const auto name = DriverCommon::confServiceSidNameFind(service_sids, sid);
-
-        ASSERT_EQ(name, si.serviceName.toLower());
-    }
-
-    // Find Invalid Service Name by SID
-    {
-        const auto sid = StringUtil::serviceSid("Bad");
-
-        ASSERT_EQ(sid.size(), FORT_SERVICE_SID_SIZE);
-        ASSERT_EQ(DriverCommon::confServiceSidNameFind(service_sids, sid), QString());
-    }
-}
diff --git a/src/ui/conf/confmanager.cpp b/src/ui/conf/confmanager.cpp
index c7d3839f..f1b1b738 100644
--- a/src/ui/conf/confmanager.cpp
+++ b/src/ui/conf/confmanager.cpp
@@ -925,7 +925,6 @@ void ConfManager::updateServices()
     auto serviceInfoManager = IoC<ServiceInfoManager>();
 
     updateOwnProcessServices(serviceInfoManager);
-    updateShareProcessServices(serviceInfoManager);
 }
 
 void ConfManager::updateDriverServices(
@@ -938,15 +937,6 @@ void ConfManager::updateDriverServices(
     IoC<DriverManager>()->writeServices(confBuf.buffer());
 }
 
-void ConfManager::updateDriverServiceSids(const QVector<ServiceInfo> &services)
-{
-    ConfBuffer confBuf;
-
-    confBuf.writeServiceSids(services);
-
-    IoC<DriverManager>()->writeServiceSids(confBuf.buffer());
-}
-
 void ConfManager::updateOwnProcessServices(ServiceInfoManager *serviceInfoManager)
 {
     int runningServicesCount = 0;
@@ -961,17 +951,6 @@ void ConfManager::updateOwnProcessServices(ServiceInfoManager *serviceInfoManage
     }
 }
 
-void ConfManager::updateShareProcessServices(ServiceInfoManager *serviceInfoManager)
-{
-    const QVector<ServiceInfo> services = serviceInfoManager->loadServiceInfoList(
-            ServiceInfo::TypeWin32ShareProcess, ServiceInfo::StateAll,
-            /*displayName=*/false);
-
-    if (!services.isEmpty()) {
-        updateDriverServiceSids(services);
-    }
-}
-
 bool ConfManager::loadFromDb(FirewallConf &conf, bool &isNew)
 {
     // Load Address Groups
diff --git a/src/ui/conf/confmanager.h b/src/ui/conf/confmanager.h
index ece811d9..d18b1e32 100644
--- a/src/ui/conf/confmanager.h
+++ b/src/ui/conf/confmanager.h
@@ -97,10 +97,7 @@ private:
 
     bool validateConf(const FirewallConf &newConf);
 
-    void updateDriverServiceSids(const QVector<ServiceInfo> &services);
-
     void updateOwnProcessServices(ServiceInfoManager *serviceInfoManager);
-    void updateShareProcessServices(ServiceInfoManager *serviceInfoManager);
 
     bool loadFromDb(FirewallConf &conf, bool &isNew);
     bool saveToDb(const FirewallConf &conf);
diff --git a/src/ui/driver/drivercommon.cpp b/src/ui/driver/drivercommon.cpp
index 24d09fa0..4fb5c18a 100644
--- a/src/ui/driver/drivercommon.cpp
+++ b/src/ui/driver/drivercommon.cpp
@@ -22,11 +22,6 @@ quint32 ioctlSetServices()
     return FORT_IOCTL_SETSERVICES;
 }
 
-quint32 ioctlSetServiceSids()
-{
-    return FORT_IOCTL_SETSERVICE_SIDS;
-}
-
 quint32 ioctlSetConf()
 {
     return FORT_IOCTL_SETCONF;
@@ -231,13 +226,6 @@ FORT_APP_DATA confAppFind(const void *drvConf, const QString &kernelPath)
     return app_data;
 }
 
-QString confServiceSidNameFind(PCFORT_SERVICE_SID_LIST service_sids, const char *sidBytes)
-{
-    PCWSTR name = fort_conf_service_sid_name_find(service_sids, sidBytes);
-
-    return name ? QString::fromWCharArray(name) : QString();
-}
-
 bool provRegister(bool bootFilter)
 {
     const FORT_PROV_BOOT_CONF boot_conf = {
diff --git a/src/ui/driver/drivercommon.h b/src/ui/driver/drivercommon.h
index 7e5bc721..725d02e9 100644
--- a/src/ui/driver/drivercommon.h
+++ b/src/ui/driver/drivercommon.h
@@ -11,7 +11,6 @@ QString deviceName();
 
 quint32 ioctlValidate();
 quint32 ioctlSetServices();
-quint32 ioctlSetServiceSids();
 quint32 ioctlSetConf();
 quint32 ioctlSetFlags();
 quint32 ioctlGetLog();
@@ -71,8 +70,6 @@ bool confIp6InRange(
 
 FORT_APP_DATA confAppFind(const void *drvConf, const QString &kernelPath);
 
-QString confServiceSidNameFind(PCFORT_SERVICE_SID_LIST service_sids, const char *sidBytes);
-
 bool provRegister(bool bootFilter);
 void provUnregister();
 
diff --git a/src/ui/driver/drivermanager.cpp b/src/ui/driver/drivermanager.cpp
index 94f75c8f..b406f438 100644
--- a/src/ui/driver/drivermanager.cpp
+++ b/src/ui/driver/drivermanager.cpp
@@ -108,11 +108,6 @@ bool DriverManager::writeServices(QByteArray &buf)
     return writeData(DriverCommon::ioctlSetServices(), buf);
 }
 
-bool DriverManager::writeServiceSids(QByteArray &buf)
-{
-    return writeData(DriverCommon::ioctlSetServiceSids(), buf);
-}
-
 bool DriverManager::writeConf(QByteArray &buf, bool onlyFlags)
 {
     return writeData(onlyFlags ? DriverCommon::ioctlSetFlags() : DriverCommon::ioctlSetConf(), buf);
diff --git a/src/ui/driver/drivermanager.h b/src/ui/driver/drivermanager.h
index 3ba53284..3fe0be82 100644
--- a/src/ui/driver/drivermanager.h
+++ b/src/ui/driver/drivermanager.h
@@ -44,7 +44,6 @@ public slots:
     bool validate(QByteArray &buf);
 
     bool writeServices(QByteArray &buf);
-    bool writeServiceSids(QByteArray &buf);
     bool writeConf(QByteArray &buf, bool onlyFlags = false);
     bool writeApp(QByteArray &buf, bool remove = false);
     bool writeZones(QByteArray &buf, bool onlyFlags = false);
diff --git a/src/ui/util/conf/confbuffer.cpp b/src/ui/util/conf/confbuffer.cpp
index 3bcf2798..87728b22 100644
--- a/src/ui/util/conf/confbuffer.cpp
+++ b/src/ui/util/conf/confbuffer.cpp
@@ -54,25 +54,6 @@ int writeServiceInfo(char *data, const ServiceInfo &serviceInfo)
     return FORT_SERVICE_INFO_NAME_OFF + FORT_CONF_STR_DATA_SIZE(nameLen);
 }
 
-void collectServiceSidsNames(const QVector<ServiceInfo> &services, WriteServiceSidsArgs &wssa)
-{
-    QHash<QString, int> nameIndexMap;
-
-    for (const ServiceInfo &info : services) {
-        const auto sid = StringUtil::serviceSid(info.realServiceName);
-
-        const auto name = info.serviceName;
-        int nameIndex = nameIndexMap.value(name, -1);
-
-        if (nameIndex == -1) {
-            nameIndex = wssa.namesList.size();
-            wssa.namesList.append(name);
-        }
-
-        wssa.sidNameIndexMap.insert(sid, nameIndex);
-    }
-}
-
 void writeAppGroupFlags(PFORT_CONF_GROUP out, const FirewallConf &conf)
 {
     out->group_bits = 0;
@@ -195,28 +176,6 @@ void ConfBuffer::writeServices(const QVector<ServiceInfo> &services, int running
     buffer().resize(outSize); // shrink to actual size
 }
 
-void ConfBuffer::writeServiceSids(const QVector<ServiceInfo> &services)
-{
-    WriteServiceSidsArgs wssa;
-
-    collectServiceSidsNames(services, wssa);
-
-    // Resize the buffer to max size
-    {
-        const int servicesCount = wssa.sidNameIndexMap.size();
-        const int namesCount = wssa.namesList.size();
-
-        buffer().resize(FORT_SERVICE_SID_LIST_MAX_SIZE(servicesCount, namesCount));
-    }
-
-    // Fill the buffer
-    char *data = buffer().data();
-
-    const int outSize = ConfUtil::writeServiceSids(&data, wssa);
-
-    buffer().resize(outSize); // shrink to actual size
-}
-
 bool ConfBuffer::write(
         const FirewallConf &conf, const ConfAppsWalker *confAppsWalker, EnvManager &envManager)
 {
diff --git a/src/ui/util/conf/confbuffer.h b/src/ui/util/conf/confbuffer.h
index 762118a9..7d8230ad 100644
--- a/src/ui/util/conf/confbuffer.h
+++ b/src/ui/util/conf/confbuffer.h
@@ -35,7 +35,6 @@ public slots:
     void writeVersion();
 
     void writeServices(const QVector<ServiceInfo> &services, int runningServicesCount);
-    void writeServiceSids(const QVector<ServiceInfo> &services);
 
     bool write(
             const FirewallConf &conf, const ConfAppsWalker *confAppsWalker, EnvManager &envManager);
diff --git a/src/ui/util/conf/confutil.cpp b/src/ui/util/conf/confutil.cpp
index caf6e0d4..19ae8328 100644
--- a/src/ui/util/conf/confutil.cpp
+++ b/src/ui/util/conf/confutil.cpp
@@ -119,51 +119,6 @@ QRegularExpressionMatch ConfUtil::matchWildcard(const QStringView &path)
     return StringUtil::match(wildMatcher, path);
 }
 
-int ConfUtil::writeServiceSids(char **data, const WriteServiceSidsArgs &wssa)
-{
-    PFORT_SERVICE_SID_LIST serviceSids = PFORT_SERVICE_SID_LIST(*data);
-
-    const int servicesCount = wssa.sidNameIndexMap.size();
-    const int namesCount = wssa.namesList.size();
-
-    serviceSids->services_n = servicesCount;
-    serviceSids->names_n = namesCount;
-
-    // Write Service SID-s and Name Indexes
-    char *sid = serviceSids->data;
-    quint16 *nameIndex = (quint16 *) (sid + servicesCount * FORT_SERVICE_SID_SIZE);
-
-#if QT_VERSION >= QT_VERSION_CHECK(6, 6, 0)
-    for (const auto &[sidData, index] : wssa.sidNameIndexMap.asKeyValueRange()) {
-#else
-    auto it = wssa.sidNameIndexMap.constBegin();
-    for (; it != wssa.sidNameIndexMap.constEnd(); ++it) {
-        const auto &sidData = it.key();
-        const auto index = it.value();
-#endif
-
-        writeArray(&sid, sidData);
-
-        *nameIndex++ = index;
-    }
-
-    // Write Service Names: Offsets and Texts
-    quint32 *nameOffset = (quint32 *) nameIndex;
-
-    char *nameData = (char *) (nameOffset + namesCount);
-    char *nameText = nameData;
-
-    for (const auto &name : wssa.namesList) {
-        const quint32 off = nameText - nameData;
-
-        *nameOffset++ = off;
-
-        writeString(&nameText, name.toLower());
-    }
-
-    return (nameText - *data);
-}
-
 QString ConfUtil::parseAppPath(const QStringView &line, bool &isWild, bool &isPrefix)
 {
     auto path = line;
diff --git a/src/ui/util/conf/confutil.h b/src/ui/util/conf/confutil.h
index a3a31412..2ff43b91 100644
--- a/src/ui/util/conf/confutil.h
+++ b/src/ui/util/conf/confutil.h
@@ -17,12 +17,6 @@ using longs_arr_t = QVector<quint32>;
 using shorts_arr_t = QVector<quint16>;
 using chars_arr_t = QVector<qint8>;
 
-struct WriteServiceSidsArgs
-{
-    QMap<QByteArray, int> sidNameIndexMap;
-    QStringList namesList;
-};
-
 struct ParseAddressGroupsArgs
 {
     addrranges_arr_t addressRanges;
@@ -48,8 +42,6 @@ public:
 
     static QRegularExpressionMatch matchWildcard(const QStringView &path);
 
-    static int writeServiceSids(char **data, const WriteServiceSidsArgs &wssa);
-
     static QString parseAppPath(const QStringView &line, bool &isWild, bool &isPrefix);
 
     static void writeConf(char **data, const WriteConfArgs &wca, AppParseOptions &opt);
diff --git a/src/version/fort_version.h b/src/version/fort_version.h
index 03ea85c3..e2c6b070 100644
--- a/src/version/fort_version.h
+++ b/src/version/fort_version.h
@@ -16,6 +16,6 @@
 #define APP_UPDATES_URL		"https://github.com/tnodir/fort/releases"
 #define APP_UPDATES_API_URL	"https://api.github.com/repos/tnodir/fort/releases/latest"
 
-#define DRIVER_VERSION		40
+#define DRIVER_VERSION		41
 
 #endif // FORT_VERSION_H