diff --git a/docs/src/main/asciidoc/amqp-reference.adoc b/docs/src/main/asciidoc/amqp-reference.adoc
index 85355b4b98e0d..10cdff6374bae 100644
--- a/docs/src/main/asciidoc/amqp-reference.adoc
+++ b/docs/src/main/asciidoc/amqp-reference.adoc
@@ -448,7 +448,7 @@ public AmqpClientOptions getNamedOptions() {
         .setPemKeyCertOptions(keycert)
         .setPemTrustOptions(trust)
         .addEnabledSaslMechanism("EXTERNAL")
-        .setHostnameVerificationAlgorithm("")
+        .setHostnameVerificationAlgorithm("") // Disables the hostname verification. Defaults is "HTTPS"
         .setConnectTimeout(30000)
         .setReconnectInterval(5000)
         .setContainerId("my-container");
diff --git a/extensions/reactive-datasource/runtime/src/main/java/io/quarkus/reactive/datasource/runtime/DataSourceReactiveRuntimeConfig.java b/extensions/reactive-datasource/runtime/src/main/java/io/quarkus/reactive/datasource/runtime/DataSourceReactiveRuntimeConfig.java
index 6d336c2e0875e..555ecb3b82b77 100644
--- a/extensions/reactive-datasource/runtime/src/main/java/io/quarkus/reactive/datasource/runtime/DataSourceReactiveRuntimeConfig.java
+++ b/extensions/reactive-datasource/runtime/src/main/java/io/quarkus/reactive/datasource/runtime/DataSourceReactiveRuntimeConfig.java
@@ -111,9 +111,11 @@ public interface DataSourceReactiveRuntimeConfig {
 
     /**
      * The hostname verification algorithm to use in case the server's identity should be checked.
-     * Should be HTTPS, LDAPS or an empty string.
+     * Should be {@code HTTPS}, {@code LDAPS} or {@code NONE}.
+     * {@code NONE} is the default value and disables the verification.
      */
-    Optional<String> hostnameVerificationAlgorithm();
+    @WithDefault("NONE")
+    String hostnameVerificationAlgorithm();
 
     /**
      * The maximum time a connection remains unused in the pool before it is closed.
diff --git a/extensions/reactive-db2-client/runtime/src/main/java/io/quarkus/reactive/db2/client/runtime/DB2PoolRecorder.java b/extensions/reactive-db2-client/runtime/src/main/java/io/quarkus/reactive/db2/client/runtime/DB2PoolRecorder.java
index 85e16402885f6..134ccf43fa381 100644
--- a/extensions/reactive-db2-client/runtime/src/main/java/io/quarkus/reactive/db2/client/runtime/DB2PoolRecorder.java
+++ b/extensions/reactive-db2-client/runtime/src/main/java/io/quarkus/reactive/db2/client/runtime/DB2PoolRecorder.java
@@ -217,9 +217,11 @@ private DB2ConnectOptions toConnectOptions(String dataSourceName, DataSourceRunt
 
         connectOptions.setReconnectInterval(dataSourceReactiveRuntimeConfig.reconnectInterval().toMillis());
 
-        if (dataSourceReactiveRuntimeConfig.hostnameVerificationAlgorithm().isPresent()) {
-            connectOptions.setHostnameVerificationAlgorithm(
-                    dataSourceReactiveRuntimeConfig.hostnameVerificationAlgorithm().get());
+        var algo = dataSourceReactiveRuntimeConfig.hostnameVerificationAlgorithm();
+        if ("NONE".equalsIgnoreCase(algo)) {
+            connectOptions.setHostnameVerificationAlgorithm("");
+        } else {
+            connectOptions.setHostnameVerificationAlgorithm(algo);
         }
 
         dataSourceReactiveRuntimeConfig.additionalProperties().forEach(connectOptions::addProperty);
diff --git a/extensions/reactive-mssql-client/runtime/src/main/java/io/quarkus/reactive/mssql/client/runtime/MSSQLPoolRecorder.java b/extensions/reactive-mssql-client/runtime/src/main/java/io/quarkus/reactive/mssql/client/runtime/MSSQLPoolRecorder.java
index b3c2c8cf1da72..bce9406f67eaf 100644
--- a/extensions/reactive-mssql-client/runtime/src/main/java/io/quarkus/reactive/mssql/client/runtime/MSSQLPoolRecorder.java
+++ b/extensions/reactive-mssql-client/runtime/src/main/java/io/quarkus/reactive/mssql/client/runtime/MSSQLPoolRecorder.java
@@ -220,9 +220,11 @@ private MSSQLConnectOptions toMSSQLConnectOptions(String dataSourceName, DataSou
         configureJksKeyCertOptions(mssqlConnectOptions, dataSourceReactiveRuntimeConfig.keyCertificateJks());
         configurePfxKeyCertOptions(mssqlConnectOptions, dataSourceReactiveRuntimeConfig.keyCertificatePfx());
 
-        if (dataSourceReactiveRuntimeConfig.hostnameVerificationAlgorithm().isPresent()) {
-            mssqlConnectOptions.setHostnameVerificationAlgorithm(
-                    dataSourceReactiveRuntimeConfig.hostnameVerificationAlgorithm().get());
+        var algo = dataSourceReactiveRuntimeConfig.hostnameVerificationAlgorithm();
+        if ("NONE".equalsIgnoreCase(algo)) {
+            mssqlConnectOptions.setHostnameVerificationAlgorithm("");
+        } else {
+            mssqlConnectOptions.setHostnameVerificationAlgorithm(algo);
         }
 
         dataSourceReactiveRuntimeConfig.additionalProperties().forEach(mssqlConnectOptions::addProperty);
diff --git a/extensions/reactive-mysql-client/runtime/src/main/java/io/quarkus/reactive/mysql/client/runtime/MySQLPoolRecorder.java b/extensions/reactive-mysql-client/runtime/src/main/java/io/quarkus/reactive/mysql/client/runtime/MySQLPoolRecorder.java
index fda8b5372f2a1..51c911af4836b 100644
--- a/extensions/reactive-mysql-client/runtime/src/main/java/io/quarkus/reactive/mysql/client/runtime/MySQLPoolRecorder.java
+++ b/extensions/reactive-mysql-client/runtime/src/main/java/io/quarkus/reactive/mysql/client/runtime/MySQLPoolRecorder.java
@@ -215,8 +215,8 @@ private List<MySQLConnectOptions> toMySQLConnectOptions(String dataSourceName,
                 mysqlConnectOptions.setSslMode(sslMode);
 
                 // If sslMode is verify-identity, we also need a hostname verification algorithm
-                if (sslMode == SslMode.VERIFY_IDENTITY && (!dataSourceReactiveRuntimeConfig.hostnameVerificationAlgorithm()
-                        .isPresent() || "".equals(dataSourceReactiveRuntimeConfig.hostnameVerificationAlgorithm().get()))) {
+                var algo = dataSourceReactiveRuntimeConfig.hostnameVerificationAlgorithm();
+                if ("NONE".equalsIgnoreCase(algo) && sslMode == SslMode.VERIFY_IDENTITY) {
                     throw new IllegalArgumentException(
                             "quarkus.datasource.reactive.hostname-verification-algorithm must be specified under verify-identity sslmode");
                 }
@@ -236,8 +236,12 @@ private List<MySQLConnectOptions> toMySQLConnectOptions(String dataSourceName,
 
             mysqlConnectOptions.setReconnectInterval(dataSourceReactiveRuntimeConfig.reconnectInterval().toMillis());
 
-            dataSourceReactiveRuntimeConfig.hostnameVerificationAlgorithm().ifPresent(
-                    mysqlConnectOptions::setHostnameVerificationAlgorithm);
+            var algo = dataSourceReactiveRuntimeConfig.hostnameVerificationAlgorithm();
+            if ("NONE".equalsIgnoreCase(algo)) {
+                mysqlConnectOptions.setHostnameVerificationAlgorithm("");
+            } else {
+                mysqlConnectOptions.setHostnameVerificationAlgorithm(algo);
+            }
 
             dataSourceReactiveMySQLConfig.authenticationPlugin().ifPresent(mysqlConnectOptions::setAuthenticationPlugin);
 
diff --git a/extensions/reactive-pg-client/runtime/src/main/java/io/quarkus/reactive/pg/client/runtime/PgPoolRecorder.java b/extensions/reactive-pg-client/runtime/src/main/java/io/quarkus/reactive/pg/client/runtime/PgPoolRecorder.java
index 4afab742f0163..554614a412d1f 100644
--- a/extensions/reactive-pg-client/runtime/src/main/java/io/quarkus/reactive/pg/client/runtime/PgPoolRecorder.java
+++ b/extensions/reactive-pg-client/runtime/src/main/java/io/quarkus/reactive/pg/client/runtime/PgPoolRecorder.java
@@ -202,10 +202,9 @@ private List<PgConnectOptions> toPgConnectOptions(String dataSourceName, DataSou
                 final SslMode sslMode = dataSourceReactivePostgreSQLConfig.sslMode().get();
                 pgConnectOptions.setSslMode(sslMode);
 
+                var algo = dataSourceReactiveRuntimeConfig.hostnameVerificationAlgorithm();
                 // If sslMode is verify-full, we also need a hostname verification algorithm
-                if (sslMode == SslMode.VERIFY_FULL
-                        && (!dataSourceReactiveRuntimeConfig.hostnameVerificationAlgorithm().isPresent()
-                                || "".equals(dataSourceReactiveRuntimeConfig.hostnameVerificationAlgorithm().get()))) {
+                if ("NONE".equalsIgnoreCase(algo) && sslMode == SslMode.VERIFY_FULL) {
                     throw new IllegalArgumentException(
                             "quarkus.datasource.reactive.hostname-verification-algorithm must be specified under verify-full sslmode");
                 }
@@ -227,8 +226,12 @@ private List<PgConnectOptions> toPgConnectOptions(String dataSourceName, DataSou
 
             pgConnectOptions.setReconnectInterval(dataSourceReactiveRuntimeConfig.reconnectInterval().toMillis());
 
-            dataSourceReactiveRuntimeConfig.hostnameVerificationAlgorithm().ifPresent(
-                    pgConnectOptions::setHostnameVerificationAlgorithm);
+            var algo = dataSourceReactiveRuntimeConfig.hostnameVerificationAlgorithm();
+            if ("NONE".equalsIgnoreCase(algo)) {
+                pgConnectOptions.setHostnameVerificationAlgorithm("");
+            } else {
+                pgConnectOptions.setHostnameVerificationAlgorithm(algo);
+            }
 
             dataSourceReactiveRuntimeConfig.additionalProperties().forEach(pgConnectOptions::addProperty);