diff --git a/CHANGELOG.md b/CHANGELOG.md
index d6bcc2ff6..0085d5aae 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -10,6 +10,7 @@ to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 ### Added
 
 - ![API] Add confidentiality property to WebSource [#518](https://github.com/nbbrd/sdmx-dl/issues/518)
+- ![API] Add missing properties methods in extensions points [#781](https://github.com/nbbrd/sdmx-dl/issues/781)
 
 ### Changed
 
diff --git a/sdmx-dl-api/src/main/java/internal/sdmxdl/NoOpPersistence.java b/sdmx-dl-api/src/main/java/internal/sdmxdl/NoOpPersistence.java
index 54d190613..ca18020d8 100644
--- a/sdmx-dl-api/src/main/java/internal/sdmxdl/NoOpPersistence.java
+++ b/sdmx-dl-api/src/main/java/internal/sdmxdl/NoOpPersistence.java
@@ -5,6 +5,7 @@
 import sdmxdl.ext.FileFormat;
 import sdmxdl.ext.Persistence;
 
+import java.util.Collection;
 import java.util.Collections;
 import java.util.Set;
 
@@ -31,4 +32,9 @@ public int getPersistenceRank() {
     public @NonNull <T extends HasPersistence> FileFormat<T> getFormat(@NonNull Class<T> type) {
         return FileFormat.noOp();
     }
+
+    @Override
+    public @NonNull Collection<String> getPersistenceProperties() {
+        return Collections.emptyList();
+    }
 }
diff --git a/sdmx-dl-api/src/main/java/sdmxdl/ext/Persistence.java b/sdmx-dl-api/src/main/java/sdmxdl/ext/Persistence.java
index e64bf776f..b79e042df 100644
--- a/sdmx-dl-api/src/main/java/sdmxdl/ext/Persistence.java
+++ b/sdmx-dl-api/src/main/java/sdmxdl/ext/Persistence.java
@@ -10,6 +10,7 @@
 import nbbrd.service.ServiceSorter;
 import sdmxdl.HasPersistence;
 
+import java.util.Collection;
 import java.util.Set;
 
 @ServiceDefinition(
@@ -29,8 +30,12 @@ public interface Persistence {
 
     @NonNull <T extends HasPersistence> FileFormat<T> getFormat(@NonNull Class<T> type);
 
+    @NonNull Collection<String> getPersistenceProperties();
+
     int UNKNOWN_PERSISTENCE_RANK = -1;
 
+    String PERSISTENCE_PROPERTY_PREFIX = "sdmxdl.persistence";
+
     @StaticFactoryMethod
     static @NonNull Persistence noOp() {
         return NoOpPersistence.INSTANCE;
diff --git a/sdmx-dl-api/src/main/java/sdmxdl/web/spi/Authenticator.java b/sdmx-dl-api/src/main/java/sdmxdl/web/spi/Authenticator.java
index a0c66ed39..1cb6bbb9f 100644
--- a/sdmx-dl-api/src/main/java/sdmxdl/web/spi/Authenticator.java
+++ b/sdmx-dl-api/src/main/java/sdmxdl/web/spi/Authenticator.java
@@ -11,6 +11,7 @@
 
 import java.io.IOException;
 import java.net.PasswordAuthentication;
+import java.util.Collection;
 
 @ServiceDefinition(
         quantifier = Quantifier.MULTIPLE,
@@ -28,4 +29,8 @@ public interface Authenticator {
     @Nullable PasswordAuthentication getPasswordAuthenticationOrNull(@NonNull WebSource source) throws IOException;
 
     void invalidateAuthentication(@NonNull WebSource source) throws IOException;
+
+    @NonNull Collection<String> getAuthenticatorProperties();
+
+    String AUTHENTICATOR_PROPERTY_PREFIX = "sdmxdl.authenticator";
 }
diff --git a/sdmx-dl-api/src/main/java/sdmxdl/web/spi/Monitor.java b/sdmx-dl-api/src/main/java/sdmxdl/web/spi/Monitor.java
index d395b8b59..a764d13c2 100644
--- a/sdmx-dl-api/src/main/java/sdmxdl/web/spi/Monitor.java
+++ b/sdmx-dl-api/src/main/java/sdmxdl/web/spi/Monitor.java
@@ -9,6 +9,7 @@
 import sdmxdl.web.WebSource;
 
 import java.io.IOException;
+import java.util.Collection;
 
 @ServiceDefinition(
         quantifier = Quantifier.MULTIPLE,
@@ -26,4 +27,8 @@ public interface Monitor {
             @NonNull WebSource source,
             @NonNull WebContext context
     ) throws IOException, IllegalArgumentException;
+
+    @NonNull Collection<String> getMonitorProperties();
+
+    String MONITOR_PROPERTY_PREFIX = "sdmxdl.monitor";
 }
diff --git a/sdmx-dl-api/src/test/java/tests/sdmxdl/ext/PersistenceAssert.java b/sdmx-dl-api/src/test/java/tests/sdmxdl/ext/PersistenceAssert.java
index 7f2df7d78..d100afe6e 100644
--- a/sdmx-dl-api/src/test/java/tests/sdmxdl/ext/PersistenceAssert.java
+++ b/sdmx-dl-api/src/test/java/tests/sdmxdl/ext/PersistenceAssert.java
@@ -46,8 +46,8 @@ public class PersistenceAssert {
             .idPattern(PersistenceLoader.ID_PATTERN)
             .rank(Persistence::getPersistenceRank)
             .rankLowerBound(Persistence.UNKNOWN_PERSISTENCE_RANK)
-            .properties(ignore -> emptyList())
-            .propertiesPrefix("")
+            .properties(Persistence::getPersistenceProperties)
+            .propertiesPrefix(Persistence.PERSISTENCE_PROPERTY_PREFIX)
             .build();
 
     public void assertCompliance(Persistence persistence) {
diff --git a/sdmx-dl-api/src/test/java/tests/sdmxdl/web/spi/AuthenticatorAssert.java b/sdmx-dl-api/src/test/java/tests/sdmxdl/web/spi/AuthenticatorAssert.java
index 10dbee689..5b5ea195c 100644
--- a/sdmx-dl-api/src/test/java/tests/sdmxdl/web/spi/AuthenticatorAssert.java
+++ b/sdmx-dl-api/src/test/java/tests/sdmxdl/web/spi/AuthenticatorAssert.java
@@ -29,8 +29,8 @@ public static class Sample {
             .idPattern(AuthenticatorLoader.ID_PATTERN)
             .rank(ignore -> -1)
             .rankLowerBound(-1)
-            .properties(ignore -> emptyList())
-            .propertiesPrefix("")
+            .properties(Authenticator::getAuthenticatorProperties)
+            .propertiesPrefix(Authenticator.AUTHENTICATOR_PROPERTY_PREFIX)
             .build();
 
     public void assertCompliance(@NonNull Authenticator authenticator, @NonNull Sample sample) {
diff --git a/sdmx-dl-api/src/test/java/tests/sdmxdl/web/spi/MonitorAssert.java b/sdmx-dl-api/src/test/java/tests/sdmxdl/web/spi/MonitorAssert.java
index 9062c8476..a057cf434 100644
--- a/sdmx-dl-api/src/test/java/tests/sdmxdl/web/spi/MonitorAssert.java
+++ b/sdmx-dl-api/src/test/java/tests/sdmxdl/web/spi/MonitorAssert.java
@@ -30,8 +30,8 @@ public static class Sample {
             .idPattern(MonitorLoader.ID_PATTERN)
             .rank(ignore -> -1)
             .rankLowerBound(-1)
-            .properties(ignore -> emptyList())
-            .propertiesPrefix("")
+            .properties(Monitor::getMonitorProperties)
+            .propertiesPrefix(Monitor.MONITOR_PROPERTY_PREFIX)
             .build();
 
     public void assertCompliance(@NonNull Monitor monitor, @NonNull Sample sample) {
diff --git a/sdmx-dl-cli/src/main/java/internal/sdmxdl/cli/ConsoleAuthenticator.java b/sdmx-dl-cli/src/main/java/internal/sdmxdl/cli/ConsoleAuthenticator.java
index 01dcf06a9..40873b7e3 100644
--- a/sdmx-dl-cli/src/main/java/internal/sdmxdl/cli/ConsoleAuthenticator.java
+++ b/sdmx-dl-cli/src/main/java/internal/sdmxdl/cli/ConsoleAuthenticator.java
@@ -8,6 +8,8 @@
 import java.io.IOError;
 import java.io.IOException;
 import java.net.PasswordAuthentication;
+import java.util.Collection;
+import java.util.Collections;
 import java.util.concurrent.ConcurrentHashMap;
 
 final class ConsoleAuthenticator implements Authenticator {
@@ -50,6 +52,11 @@ public void invalidateAuthentication(@NonNull WebSource source) {
         cache.remove(source);
     }
 
+    @Override
+    public @NonNull Collection<String> getAuthenticatorProperties() {
+        return Collections.emptyList();
+    }
+
     private PasswordAuthentication readPasswordAuthentication(WebSource source) throws IOError {
         console.format("Enter your credentials for %s\n", source.getId());
         String username = console.readLine("Enter username: ");
diff --git a/sdmx-dl-cli/src/main/java/internal/sdmxdl/cli/ConstantAuthenticator.java b/sdmx-dl-cli/src/main/java/internal/sdmxdl/cli/ConstantAuthenticator.java
index 10291caec..4186aa871 100644
--- a/sdmx-dl-cli/src/main/java/internal/sdmxdl/cli/ConstantAuthenticator.java
+++ b/sdmx-dl-cli/src/main/java/internal/sdmxdl/cli/ConstantAuthenticator.java
@@ -6,6 +6,8 @@
 import sdmxdl.web.spi.Authenticator;
 
 import java.net.PasswordAuthentication;
+import java.util.Collection;
+import java.util.Collections;
 
 @lombok.AllArgsConstructor
 final class ConstantAuthenticator implements Authenticator {
@@ -30,4 +32,9 @@ public boolean isAuthenticatorAvailable() {
     @Override
     public void invalidateAuthentication(@NonNull WebSource source) {
     }
+
+    @Override
+    public @NonNull Collection<String> getAuthenticatorProperties() {
+        return Collections.emptyList();
+    }
 }
diff --git a/sdmx-dl-cli/src/main/java/sdmxdl/cli/ListPluginsCommand.java b/sdmx-dl-cli/src/main/java/sdmxdl/cli/ListPluginsCommand.java
index 97b070cb5..d6b480733 100644
--- a/sdmx-dl-cli/src/main/java/sdmxdl/cli/ListPluginsCommand.java
+++ b/sdmx-dl-cli/src/main/java/sdmxdl/cli/ListPluginsCommand.java
@@ -83,15 +83,15 @@ static Plugin of(Driver o) {
         }
 
         static Plugin of(Authenticator o) {
-            return new Plugin("Authenticator", o.getAuthenticatorId(), emptyList());
+            return new Plugin("Authenticator", o.getAuthenticatorId(), o.getAuthenticatorProperties());
         }
 
         static Plugin of(Monitor o) {
-            return new Plugin("Monitor", o.getMonitorId(), emptyList());
+            return new Plugin("Monitor", o.getMonitorId(), o.getMonitorProperties());
         }
 
         static Plugin of(Persistence o) {
-            return new Plugin("Persistence", o.getPersistenceId(), emptyList());
+            return new Plugin("Persistence", o.getPersistenceId(), o.getPersistenceProperties());
         }
 
         static Plugin of(Registry o) {
diff --git a/sdmx-dl-format-base/src/main/java/sdmxdl/format/PersistenceSupport.java b/sdmx-dl-format-base/src/main/java/sdmxdl/format/PersistenceSupport.java
index a95d92728..f304c13a4 100644
--- a/sdmx-dl-format-base/src/main/java/sdmxdl/format/PersistenceSupport.java
+++ b/sdmx-dl-format-base/src/main/java/sdmxdl/format/PersistenceSupport.java
@@ -6,6 +6,8 @@
 import sdmxdl.ext.Persistence;
 import sdmxdl.format.design.ServiceSupport;
 
+import java.util.Collection;
+import java.util.List;
 import java.util.Set;
 
 @ServiceSupport
@@ -25,6 +27,9 @@ public final class PersistenceSupport implements Persistence {
     @lombok.Builder.Default
     private final Factory factory = Persistence.noOp()::getFormat;
 
+    @lombok.Singular
+    private final Collection<String> properties;
+
     @Override
     public @NonNull String getPersistenceId() {
         return id;
@@ -45,6 +50,11 @@ public int getPersistenceRank() {
         return factory.create(type);
     }
 
+    @Override
+    public @NonNull Collection<String> getPersistenceProperties() {
+        return properties;
+    }
+
     @FunctionalInterface
     public interface Factory {
         <T extends HasPersistence> @NonNull FileFormat<T> create(@NonNull Class<T> type);
diff --git a/sdmx-dl-provider-ri/src/main/java/sdmxdl/provider/ri/authenticators/WinPasswordVaultAuthenticator.java b/sdmx-dl-provider-ri/src/main/java/sdmxdl/provider/ri/authenticators/WinPasswordVaultAuthenticator.java
index d8a4d59eb..fc91e290a 100644
--- a/sdmx-dl-provider-ri/src/main/java/sdmxdl/provider/ri/authenticators/WinPasswordVaultAuthenticator.java
+++ b/sdmx-dl-provider-ri/src/main/java/sdmxdl/provider/ri/authenticators/WinPasswordVaultAuthenticator.java
@@ -10,6 +10,8 @@
 
 import java.io.IOException;
 import java.net.PasswordAuthentication;
+import java.util.Collection;
+import java.util.Collections;
 
 @DirectImpl
 @ServiceProvider
@@ -40,6 +42,11 @@ public void invalidateAuthentication(@NonNull WebSource source) throws IOExcepti
         }
     }
 
+    @Override
+    public @NonNull Collection<String> getAuthenticatorProperties() {
+        return Collections.emptyList();
+    }
+
     private String getResource(WebSource source) {
         return "sdmx-dl:" + source.getEndpoint().getHost();
     }
diff --git a/sdmx-dl-provider-ri/src/main/java/sdmxdl/provider/ri/monitors/UpptimeMonitor.java b/sdmx-dl-provider-ri/src/main/java/sdmxdl/provider/ri/monitors/UpptimeMonitor.java
index aafe41f63..000638d12 100644
--- a/sdmx-dl-provider-ri/src/main/java/sdmxdl/provider/ri/monitors/UpptimeMonitor.java
+++ b/sdmx-dl-provider-ri/src/main/java/sdmxdl/provider/ri/monitors/UpptimeMonitor.java
@@ -1,9 +1,9 @@
 package sdmxdl.provider.ri.monitors;
 
-import nbbrd.io.http.HttpClient;
 import lombok.NonNull;
 import nbbrd.design.DirectImpl;
 import nbbrd.design.VisibleForTesting;
+import nbbrd.io.http.HttpClient;
 import nbbrd.io.text.Parser;
 import nbbrd.service.ServiceProvider;
 import sdmxdl.ext.Cache;
@@ -20,6 +20,8 @@
 import java.text.NumberFormat;
 import java.time.Clock;
 import java.time.Duration;
+import java.util.Collection;
+import java.util.Collections;
 import java.util.Locale;
 
 @DirectImpl
@@ -59,6 +61,11 @@ public final class UpptimeMonitor implements Monitor {
                 .orElseThrow(IOException::new);
     }
 
+    @Override
+    public @NonNull Collection<String> getMonitorProperties() {
+        return Collections.emptyList();
+    }
+
     private MonitorReports createReports(HttpClient client, UpptimeId base, Clock clock) throws IOException {
         MonitorReports.Builder result = MonitorReports.builder().uriScheme(getMonitorUriScheme());
         for (UpptimeSummary summary : UpptimeSummary.request(client, base.toSummaryURL())) {
diff --git a/sdmx-dl-provider-ri/src/main/java/sdmxdl/provider/ri/monitors/UptimeRobotMonitor.java b/sdmx-dl-provider-ri/src/main/java/sdmxdl/provider/ri/monitors/UptimeRobotMonitor.java
index f9cd4a944..d509ef010 100644
--- a/sdmx-dl-provider-ri/src/main/java/sdmxdl/provider/ri/monitors/UptimeRobotMonitor.java
+++ b/sdmx-dl-provider-ri/src/main/java/sdmxdl/provider/ri/monitors/UptimeRobotMonitor.java
@@ -27,6 +27,8 @@
 import java.io.Reader;
 import java.net.*;
 import java.nio.charset.StandardCharsets;
+import java.util.Collection;
+import java.util.Collections;
 
 @DirectImpl
 @ServiceProvider
@@ -54,6 +56,11 @@ public final class UptimeRobotMonitor implements Monitor {
         return post(url, id.toBody(), parser::parseReader, context, source, getMonitorId());
     }
 
+    @Override
+    public @NonNull Collection<String> getMonitorProperties() {
+        return Collections.emptyList();
+    }
+
     @lombok.AllArgsConstructor
     @lombok.Getter
     private enum Status {