diff --git a/.env_srv b/.env_srv
index 8a6ddbb3b..45b034064 100644
--- a/.env_srv
+++ b/.env_srv
@@ -1,7 +1,7 @@
 # ZBX_LISTENIP=
 # ZBX_HISTORYSTORAGEURL=http://elasticsearch:9200/ # Available since 3.4.5
 # ZBX_HISTORYSTORAGETYPES=uint,dbl,str,log,text # Available since 3.4.5
-# ZBX_DBTLSCONNECT=require # Available since 5.0.0
+# ZBX_DBTLSCONNECT=required # Available since 5.0.0
 # ZBX_DBTLSCAFILE=/run/secrets/root-ca.pem # Available since 5.0.0
 # ZBX_DBTLSCERTFILE=/run/secrets/client-cert.pem # Available since 5.0.0
 # ZBX_DBTLSKEYFILE=/run/secrets/client-key.pem # Available since 5.0.0
diff --git a/agent/centos/Dockerfile b/agent/centos/Dockerfile
index 480448b91..7513604f0 100644
--- a/agent/centos/Dockerfile
+++ b/agent/centos/Dockerfile
@@ -23,7 +23,7 @@ RUN set -eux && \
     mkdir -p /var/lib/zabbix/enc && \
     mkdir -p /var/lib/zabbix/modules && \
     dnf --quiet makecache && \
-    dnf -y install --setopt=tsflags=nodocs \
+    dnf -y install --setopt=tsflags=nodocs --setopt=install_weak_deps=False --best \
             libcurl-minimal \
             openssl-libs && \
     curl -L "https://github.com/krallin/tini/releases/download/${TINI_VERSION}/tini" -o /sbin/tini && \
@@ -56,7 +56,7 @@ LABEL org.opencontainers.image.documentation="https://www.zabbix.com/documentati
 
 RUN set -eux && \
     dnf --quiet makecache && \
-    dnf -y install --setopt=tsflags=nodocs \
+    dnf -y install --setopt=tsflags=nodocs --setopt=install_weak_deps=False --best \
             autoconf \
             automake \
             pcre-devel \
diff --git a/java-gateway/centos/Dockerfile b/java-gateway/centos/Dockerfile
index 5cc3a0e6d..8976682b6 100644
--- a/java-gateway/centos/Dockerfile
+++ b/java-gateway/centos/Dockerfile
@@ -18,7 +18,7 @@ RUN set -eux && \
     mkdir -p /etc/zabbix/ && \
     mkdir -p /usr/sbin/zabbix_java/ && \
     dnf --quiet makecache && \
-    dnf -y install --setopt=tsflags=nodocs \
+    dnf -y install --setopt=tsflags=nodocs --setopt=install_weak_deps=False --best \
             java-1.8.0-openjdk-headless && \
     dnf -y clean all && \
     rm -rf /var/cache/yum /var/lib/yum/yumdb/* /usr/lib/udev/hwdb.d/* && \
@@ -38,7 +38,7 @@ COPY ["conf/etc/", "/etc/"]
 
 RUN set -eux && \
     dnf --quiet makecache && \
-    dnf -y install --setopt=tsflags=nodocs \
+    dnf -y install --setopt=tsflags=nodocs --setopt=install_weak_deps=False --best \
             autoconf \
             automake \
             java-1.8.0-openjdk-devel \
diff --git a/proxy-mysql/centos/Dockerfile b/proxy-mysql/centos/Dockerfile
index 591d02d72..cf71473f9 100644
--- a/proxy-mysql/centos/Dockerfile
+++ b/proxy-mysql/centos/Dockerfile
@@ -32,7 +32,7 @@ RUN set -eux && \
     mkdir -p /usr/share/doc/zabbix-proxy-mysql && \
     dnf --quiet makecache && \
     dnf -y install http://repo.zabbix.com/non-supported/rhel/8/x86_64/fping-3.16-1.el8.x86_64.rpm --setopt=tsflags=nodocs && \
-    dnf -y install --setopt=tsflags=nodocs \
+    dnf -y install --setopt=tsflags=nodocs --setopt=install_weak_deps=False --best \
             libcurl-minimal \
             libevent \
             libssh \
@@ -76,7 +76,7 @@ LABEL org.opencontainers.image.documentation="https://www.zabbix.com/documentati
 RUN set -eux && \
     sed -i 's/enabled=0/enabled=1/g' /etc/yum.repos.d/CentOS-PowerTools.repo && \
     dnf --quiet makecache && \
-    dnf -y install --setopt=tsflags=nodocs \
+    dnf -y install --setopt=tsflags=nodocs --setopt=install_weak_deps=False --best \
             autoconf \
             automake \
             gcc \
@@ -86,7 +86,7 @@ RUN set -eux && \
             libssh-devel \
             libxml2-devel \
             make \
-            mariadb-devel \
+            mariadb-connector-c-devel \
             net-snmp-devel \
             OpenIPMI-devel \
             openldap-devel \
diff --git a/proxy-mysql/ubuntu/docker-entrypoint.sh b/proxy-mysql/ubuntu/docker-entrypoint.sh
index ba066f813..3ff1f5c28 100755
--- a/proxy-mysql/ubuntu/docker-entrypoint.sh
+++ b/proxy-mysql/ubuntu/docker-entrypoint.sh
@@ -195,7 +195,8 @@ check_db_connect_mysql() {
     WAIT_TIMEOUT=5
 
     if [ -n "${ZBX_DBTLSCONNECT}" ]; then
-        ssl_opts="--ssl --ssl-ca=${ZBX_DBTLSCAFILE} --ssl-key=${ZBX_DBTLSKEYFILE} --ssl-cert=${ZBX_DBTLSCERTFILE}"
+        ssl_mode=${ZBX_DBTLSCONNECT//verify_full/verify_identity}
+        ssl_opts="--ssl-mode=$ssl_mode --ssl-ca=${ZBX_DBTLSCAFILE} --ssl-key=${ZBX_DBTLSKEYFILE} --ssl-cert=${ZBX_DBTLSCERTFILE}"
     fi
 
     while [ ! "$(mysqladmin ping -h ${DB_SERVER_HOST} -P ${DB_SERVER_PORT} -u ${DB_SERVER_ROOT_USER} \
@@ -210,7 +211,8 @@ mysql_query() {
     local result=""
 
     if [ -n "${ZBX_DBTLSCONNECT}" ]; then
-        ssl_opts="--ssl --ssl-ca=${ZBX_DBTLSCAFILE} --ssl-key=${ZBX_DBTLSKEYFILE} --ssl-cert=${ZBX_DBTLSCERTFILE}"
+        ssl_mode=${ZBX_DBTLSCONNECT//verify_full/verify_identity}
+        ssl_opts="--ssl-mode=$ssl_mode --ssl-ca=${ZBX_DBTLSCAFILE} --ssl-key=${ZBX_DBTLSKEYFILE} --ssl-cert=${ZBX_DBTLSCERTFILE}"
     fi
 
     result=$(mysql --silent --skip-column-names -h ${DB_SERVER_HOST} -P ${DB_SERVER_PORT} \
@@ -260,7 +262,8 @@ create_db_schema_mysql() {
         echo "** Creating '${DB_SERVER_DBNAME}' schema in MySQL"
 
         if [ -n "${ZBX_DBTLSCONNECT}" ]; then
-            ssl_opts="--ssl --ssl-ca=${ZBX_DBTLSCAFILE} --ssl-key=${ZBX_DBTLSKEYFILE} --ssl-cert=${ZBX_DBTLSCERTFILE}"
+            ssl_mode=${ZBX_DBTLSCONNECT//verify_full/verify_identity}
+            ssl_opts="--ssl-mode=$ssl_mode --ssl-ca=${ZBX_DBTLSCAFILE} --ssl-key=${ZBX_DBTLSKEYFILE} --ssl-cert=${ZBX_DBTLSCERTFILE}"
         fi
 
         zcat /usr/share/doc/zabbix-proxy-mysql/create.sql.gz | mysql --silent --skip-column-names \
diff --git a/proxy-sqlite3/centos/Dockerfile b/proxy-sqlite3/centos/Dockerfile
index 59be1bc84..a27ac3432 100644
--- a/proxy-sqlite3/centos/Dockerfile
+++ b/proxy-sqlite3/centos/Dockerfile
@@ -32,7 +32,7 @@ RUN set -eux && \
     mkdir -p /usr/share/doc/zabbix-proxy-sqlite3 && \
     dnf --quiet makecache && \
     dnf -y install http://repo.zabbix.com/non-supported/rhel/8/x86_64/fping-3.16-1.el8.x86_64.rpm --setopt=tsflags=nodocs && \
-    dnf -y install --setopt=tsflags=nodocs \
+    dnf -y install --setopt=tsflags=nodocs --setopt=install_weak_deps=False --best \
             libcurl-minimal \
             libevent \
             libssh \
@@ -75,7 +75,7 @@ LABEL org.opencontainers.image.documentation="https://www.zabbix.com/documentati
 RUN set -eux && \
     sed -i 's/enabled=0/enabled=1/g' /etc/yum.repos.d/CentOS-PowerTools.repo && \
     dnf --quiet makecache && \
-    dnf -y install --setopt=tsflags=nodocs \
+    dnf -y install --setopt=tsflags=nodocs --setopt=install_weak_deps=False --best \
             autoconf \
             automake \
             gcc \
diff --git a/server-mysql/centos/Dockerfile b/server-mysql/centos/Dockerfile
index d0079ea7d..83ac26c11 100644
--- a/server-mysql/centos/Dockerfile
+++ b/server-mysql/centos/Dockerfile
@@ -34,7 +34,7 @@ RUN set -eux && \
     mkdir -p /usr/share/doc/zabbix-server-mysql && \
     dnf --quiet makecache && \
     dnf -y install --setopt=tsflags=nodocs http://repo.zabbix.com/non-supported/rhel/8/x86_64/fping-3.16-1.el8.x86_64.rpm && \
-    dnf -y install --setopt=tsflags=nodocs \
+    dnf -y install --setopt=tsflags=nodocs --setopt=install_weak_deps=False --best \
             iputils \
             traceroute \
             libcurl-minimal \
@@ -80,7 +80,7 @@ LABEL org.opencontainers.image.documentation="https://www.zabbix.com/documentati
 RUN set -eux && \
     sed -i 's/enabled=0/enabled=1/g' /etc/yum.repos.d/CentOS-PowerTools.repo && \
     dnf --quiet makecache && \
-    dnf -y install --setopt=tsflags=nodocs \
+    dnf -y install --setopt=tsflags=nodocs --setopt=install_weak_deps=False --best \
             autoconf \
             automake \
             gcc \
@@ -90,7 +90,7 @@ RUN set -eux && \
             libssh-devel \
             libxml2-devel \
             make \
-            mariadb-devel \
+            mariadb-connector-c-devel \
             net-snmp-devel \
             OpenIPMI-devel \
             openldap-devel \
diff --git a/server-mysql/centos/docker-entrypoint.sh b/server-mysql/centos/docker-entrypoint.sh
index 755c64913..475135635 100755
--- a/server-mysql/centos/docker-entrypoint.sh
+++ b/server-mysql/centos/docker-entrypoint.sh
@@ -190,7 +190,10 @@ check_db_connect_mysql() {
     WAIT_TIMEOUT=5
 
     if [ -n "${ZBX_DBTLSCONNECT}" ]; then
-        ssl_opts="--ssl --ssl-ca=${ZBX_DBTLSCAFILE} --ssl-key=${ZBX_DBTLSKEYFILE} --ssl-cert=${ZBX_DBTLSCERTFILE}"
+        if [ "${ZBX_DBTLSCONNECT}" != "required" ]; then
+            verify_cert="--ssl-verify-server-cert"
+        fi
+        ssl_opts="--ssl --ssl-ca=${ZBX_DBTLSCAFILE} --ssl-key=${ZBX_DBTLSKEYFILE} --ssl-cert=${ZBX_DBTLSCERTFILE} $verify_cert"
     fi
 
     while [ ! "$(mysqladmin ping -h ${DB_SERVER_HOST} -P ${DB_SERVER_PORT} -u ${DB_SERVER_ROOT_USER} \
@@ -205,7 +208,10 @@ mysql_query() {
     local result=""
 
     if [ -n "${ZBX_DBTLSCONNECT}" ]; then
-        ssl_opts="--ssl --ssl-ca=${ZBX_DBTLSCAFILE} --ssl-key=${ZBX_DBTLSKEYFILE} --ssl-cert=${ZBX_DBTLSCERTFILE}"
+        if [ "${ZBX_DBTLSCONNECT}" != "required" ]; then
+            verify_cert="--ssl-verify-server-cert"
+        fi
+        ssl_opts="--ssl --ssl-ca=${ZBX_DBTLSCAFILE} --ssl-key=${ZBX_DBTLSKEYFILE} --ssl-cert=${ZBX_DBTLSCERTFILE} $verify_cert"
     fi
 
     result=$(mysql --silent --skip-column-names -h ${DB_SERVER_HOST} -P ${DB_SERVER_PORT} \
@@ -255,7 +261,10 @@ create_db_schema_mysql() {
         echo "** Creating '${DB_SERVER_DBNAME}' schema in MySQL"
 
         if [ -n "${ZBX_DBTLSCONNECT}" ]; then
-            ssl_opts="--ssl --ssl-ca=${ZBX_DBTLSCAFILE} --ssl-key=${ZBX_DBTLSKEYFILE} --ssl-cert=${ZBX_DBTLSCERTFILE}"
+            if [ "${ZBX_DBTLSCONNECT}" != "required" ]; then
+                verify_cert="--ssl-verify-server-cert"
+            fi
+            ssl_opts="--ssl --ssl-ca=${ZBX_DBTLSCAFILE} --ssl-key=${ZBX_DBTLSKEYFILE} --ssl-cert=${ZBX_DBTLSCERTFILE} $verify_cert"
         fi
 
         zcat /usr/share/doc/zabbix-server-mysql/create.sql.gz | mysql --silent --skip-column-names \
diff --git a/server-mysql/ubuntu/docker-entrypoint.sh b/server-mysql/ubuntu/docker-entrypoint.sh
index 22b595854..94aaef87d 100755
--- a/server-mysql/ubuntu/docker-entrypoint.sh
+++ b/server-mysql/ubuntu/docker-entrypoint.sh
@@ -190,7 +190,8 @@ check_db_connect_mysql() {
     WAIT_TIMEOUT=5
 
     if [ -n "${ZBX_DBTLSCONNECT}" ]; then
-        ssl_opts="--ssl --ssl-ca=${ZBX_DBTLSCAFILE} --ssl-key=${ZBX_DBTLSKEYFILE} --ssl-cert=${ZBX_DBTLSCERTFILE}"
+        ssl_mode=${ZBX_DBTLSCONNECT//verify_full/verify_identity}
+        ssl_opts="--ssl-mode=$ssl_mode --ssl-ca=${ZBX_DBTLSCAFILE} --ssl-key=${ZBX_DBTLSKEYFILE} --ssl-cert=${ZBX_DBTLSCERTFILE}"
     fi
 
     while [ ! "$(mysqladmin ping -h ${DB_SERVER_HOST} -P ${DB_SERVER_PORT} -u ${DB_SERVER_ROOT_USER} \
@@ -205,7 +206,8 @@ mysql_query() {
     local result=""
 
     if [ -n "${ZBX_DBTLSCONNECT}" ]; then
-        ssl_opts="--ssl --ssl-ca=${ZBX_DBTLSCAFILE} --ssl-key=${ZBX_DBTLSKEYFILE} --ssl-cert=${ZBX_DBTLSCERTFILE}"
+        ssl_mode=${ZBX_DBTLSCONNECT//verify_full/verify_identity}
+        ssl_opts="--ssl-mode=$ssl_mode --ssl-ca=${ZBX_DBTLSCAFILE} --ssl-key=${ZBX_DBTLSKEYFILE} --ssl-cert=${ZBX_DBTLSCERTFILE}"
     fi
 
     result=$(mysql --silent --skip-column-names -h ${DB_SERVER_HOST} -P ${DB_SERVER_PORT} \
@@ -255,7 +257,8 @@ create_db_schema_mysql() {
         echo "** Creating '${DB_SERVER_DBNAME}' schema in MySQL"
 
         if [ -n "${ZBX_DBTLSCONNECT}" ]; then
-            ssl_opts="--ssl --ssl-ca=${ZBX_DBTLSCAFILE} --ssl-key=${ZBX_DBTLSKEYFILE} --ssl-cert=${ZBX_DBTLSCERTFILE}"
+            ssl_mode=${ZBX_DBTLSCONNECT//verify_full/verify_identity}
+            ssl_opts="--ssl-mode=$ssl_mode --ssl-ca=${ZBX_DBTLSCAFILE} --ssl-key=${ZBX_DBTLSKEYFILE} --ssl-cert=${ZBX_DBTLSCERTFILE}"
         fi
 
         zcat /usr/share/doc/zabbix-server-mysql/create.sql.gz | mysql --silent --skip-column-names \
diff --git a/server-pgsql/centos/Dockerfile b/server-pgsql/centos/Dockerfile
index 313e57e3f..7f30b71b0 100644
--- a/server-pgsql/centos/Dockerfile
+++ b/server-pgsql/centos/Dockerfile
@@ -34,7 +34,7 @@ RUN set -eux && \
     mkdir -p /usr/share/doc/zabbix-server-postgresql && \
     dnf --quiet makecache && \
     dnf -y install --setopt=tsflags=nodocs https://repo.zabbix.com/non-supported/rhel/7/x86_64/fping-3.10-1.el7.x86_64.rpm && \
-    dnf -y install --setopt=tsflags=nodocs \
+    dnf -y install --setopt=tsflags=nodocs --setopt=install_weak_deps=False --best \
             iputils \
             traceroute \
             libcurl-minimal \
@@ -81,7 +81,7 @@ LABEL org.opencontainers.image.documentation="https://www.zabbix.com/documentati
 RUN set -eux && \
     sed -i 's/enabled=0/enabled=1/g' /etc/yum.repos.d/CentOS-PowerTools.repo && \
     dnf --quiet makecache && \
-    dnf -y install \
+    dnf -y install -setopt=tsflags=nodocs --setopt=install_weak_deps=False --best \
             autoconf \
             automake \
             gcc \
diff --git a/web-apache-mysql/centos/Dockerfile b/web-apache-mysql/centos/Dockerfile
index 31d79ba78..d6b0a9d75 100644
--- a/web-apache-mysql/centos/Dockerfile
+++ b/web-apache-mysql/centos/Dockerfile
@@ -63,7 +63,7 @@ RUN set -eux && \
     dnf --quiet makecache && \
     dnf -y install --setopt=install_weak_deps=False --best --setopt=tsflags=nodocs \
             glibc-locale-source && \
-    dnf -y install --setopt=tsflags=nodocs \
+    dnf -y install --setopt=install_weak_deps=False --best --setopt=tsflags=nodocs \
             gettext \
             git && \
     cd /usr/share/ && \
diff --git a/web-apache-mysql/ubuntu/docker-entrypoint.sh b/web-apache-mysql/ubuntu/docker-entrypoint.sh
index 153a87292..1e31fb18c 100755
--- a/web-apache-mysql/ubuntu/docker-entrypoint.sh
+++ b/web-apache-mysql/ubuntu/docker-entrypoint.sh
@@ -171,8 +171,12 @@ check_db_connect() {
 
     WAIT_TIMEOUT=5
 
+    if [ "${ZBX_DB_ENCRYPTION}" == "true" ]; then
+        ssl_opts="--ssl-mode=required --ssl-ca=${ZBX_DB_CA_FILE} --ssl-key=${ZBX_DB_KEY_FILE} --ssl-cert=${ZBX_DB_CERT_FILE}"
+    fi
+
     while [ ! "$(mysqladmin ping -h ${DB_SERVER_HOST} -P ${DB_SERVER_PORT} -u ${DB_SERVER_ROOT_USER} \
-                --password="${DB_SERVER_ROOT_PASS}" --silent --connect_timeout=10)" ]; do
+                --password="${DB_SERVER_ROOT_PASS}" --silent --connect_timeout=10 $ssl_opts)" ]; do
         echo "**** MySQL server is not available. Waiting $WAIT_TIMEOUT seconds..."
         sleep $WAIT_TIMEOUT
     done
diff --git a/web-apache-pgsql/centos/Dockerfile b/web-apache-pgsql/centos/Dockerfile
index d6eda9561..e397348a0 100644
--- a/web-apache-pgsql/centos/Dockerfile
+++ b/web-apache-pgsql/centos/Dockerfile
@@ -63,7 +63,7 @@ RUN set -eux && \
     dnf --quiet makecache && \
     dnf -y install --setopt=install_weak_deps=False --best --setopt=tsflags=nodocs \
             glibc-locale-source && \
-    dnf -y install --setopt=tsflags=nodocs \
+    dnf -y install --setopt=install_weak_deps=False --best --setopt=tsflags=nodocs \
             gettext \
             git && \
     cd /usr/share/ && \
diff --git a/web-nginx-mysql/centos/Dockerfile b/web-nginx-mysql/centos/Dockerfile
index fa7e37d80..83a77ecaa 100644
--- a/web-nginx-mysql/centos/Dockerfile
+++ b/web-nginx-mysql/centos/Dockerfile
@@ -55,7 +55,7 @@ RUN set -eux && \
     dnf --quiet makecache && \
     dnf -y install --setopt=install_weak_deps=False --best --setopt=tsflags=nodocs \
             glibc-locale-source && \
-    dnf -y install --setopt=tsflags=nodocs \
+    dnf -y install --setopt=install_weak_deps=False --best --setopt=tsflags=nodocs \
             gettext \
             git && \
     cd /usr/share/ && \
diff --git a/web-nginx-mysql/ubuntu/docker-entrypoint.sh b/web-nginx-mysql/ubuntu/docker-entrypoint.sh
index adde0e72c..50a6c0c29 100755
--- a/web-nginx-mysql/ubuntu/docker-entrypoint.sh
+++ b/web-nginx-mysql/ubuntu/docker-entrypoint.sh
@@ -190,8 +190,12 @@ check_db_connect() {
 
     WAIT_TIMEOUT=5
 
+    if [ "${ZBX_DB_ENCRYPTION}" == "true" ]; then
+        ssl_opts="--ssl-mode=required --ssl-ca=${ZBX_DB_CA_FILE} --ssl-key=${ZBX_DB_KEY_FILE} --ssl-cert=${ZBX_DB_CERT_FILE}"
+    fi
+
     while [ ! "$(mysqladmin ping -h ${DB_SERVER_HOST} -P ${DB_SERVER_PORT} -u ${DB_SERVER_ROOT_USER} \
-                --password="${DB_SERVER_ROOT_PASS}" --silent --connect_timeout=10)" ]; do
+                --password="${DB_SERVER_ROOT_PASS}" --silent --connect_timeout=10 $ssl_opts)" ]; do
         echo "**** MySQL server is not available. Waiting $WAIT_TIMEOUT seconds..."
         sleep $WAIT_TIMEOUT
     done
diff --git a/web-nginx-pgsql/centos/Dockerfile b/web-nginx-pgsql/centos/Dockerfile
index e16cb05d3..09124b65d 100644
--- a/web-nginx-pgsql/centos/Dockerfile
+++ b/web-nginx-pgsql/centos/Dockerfile
@@ -55,7 +55,7 @@ RUN set -eux && \
     dnf --quiet makecache && \
     dnf -y install --setopt=install_weak_deps=False --best --setopt=tsflags=nodocs \
             glibc-locale-source && \
-    dnf -y install --setopt=tsflags=nodocs \
+    dnf -y install --setopt=install_weak_deps=False --best --setopt=tsflags=nodocs \
             gettext \
             git && \
     cd /usr/share/ && \