diff --git a/gen/xyz/openbmc_project/PLDM/Provider/Certs/Authority/CSR/meson.build b/gen/xyz/openbmc_project/PLDM/Provider/Certs/Authority/CSR/meson.build
new file mode 100644
index 0000000..3bbd277
--- /dev/null
+++ b/gen/xyz/openbmc_project/PLDM/Provider/Certs/Authority/CSR/meson.build
@@ -0,0 +1,14 @@
+# Generated file; do not modify.
+generated_sources += custom_target(
+    'xyz/openbmc_project/PLDM/Provider/Certs/Authority/CSR__cpp'.underscorify(),
+    input: [ meson.source_root() / 'xyz/openbmc_project/PLDM/Provider/Certs/Authority/CSR.interface.yaml',  ],
+    output: [ 'server.cpp', 'server.hpp', 'client.hpp',  ],
+    command: [
+        sdbuspp_gen_meson_prog, '--command', 'cpp',
+        '--output', meson.current_build_dir(),
+        '--tool', sdbusplusplus_prog,
+        '--directory', meson.source_root(),
+        'xyz/openbmc_project/PLDM/Provider/Certs/Authority/CSR',
+    ],
+)
+
diff --git a/gen/xyz/openbmc_project/PLDM/Provider/Certs/Authority/meson.build b/gen/xyz/openbmc_project/PLDM/Provider/Certs/Authority/meson.build
new file mode 100644
index 0000000..993c775
--- /dev/null
+++ b/gen/xyz/openbmc_project/PLDM/Provider/Certs/Authority/meson.build
@@ -0,0 +1,16 @@
+# Generated file; do not modify.
+subdir('CSR')
+generated_others += custom_target(
+    'xyz/openbmc_project/PLDM/Provider/Certs/Authority/CSR__markdown'.underscorify(),
+    input: [ meson.source_root() / 'xyz/openbmc_project/PLDM/Provider/Certs/Authority/CSR.interface.yaml',  ],
+    output: [ 'CSR.md' ],
+    command: [
+        sdbuspp_gen_meson_prog, '--command', 'markdown',
+        '--output', meson.current_build_dir(),
+        '--tool', sdbusplusplus_prog,
+        '--directory', meson.source_root(),
+        'xyz/openbmc_project/PLDM/Provider/Certs/Authority/CSR',
+    ],
+    build_by_default: true,
+)
+
diff --git a/gen/xyz/openbmc_project/PLDM/Provider/Certs/meson.build b/gen/xyz/openbmc_project/PLDM/Provider/Certs/meson.build
new file mode 100644
index 0000000..978cd32
--- /dev/null
+++ b/gen/xyz/openbmc_project/PLDM/Provider/Certs/meson.build
@@ -0,0 +1,2 @@
+# Generated file; do not modify.
+subdir('Authority')
diff --git a/gen/xyz/openbmc_project/PLDM/Provider/meson.build b/gen/xyz/openbmc_project/PLDM/Provider/meson.build
new file mode 100644
index 0000000..d54ab3b
--- /dev/null
+++ b/gen/xyz/openbmc_project/PLDM/Provider/meson.build
@@ -0,0 +1,2 @@
+# Generated file; do not modify.
+subdir('Certs')
diff --git a/gen/xyz/openbmc_project/PLDM/meson.build b/gen/xyz/openbmc_project/PLDM/meson.build
index b34db39..9087286 100644
--- a/gen/xyz/openbmc_project/PLDM/meson.build
+++ b/gen/xyz/openbmc_project/PLDM/meson.build
@@ -29,6 +29,7 @@
     build_by_default: true,
 )
 
+subdir('Provider')
 subdir('Requester')
 generated_others += custom_target(
     'xyz/openbmc_project/PLDM/Requester__markdown'.underscorify(),
diff --git a/xyz/openbmc_project/PLDM/Provider/Certs/Authority/CSR.interface.yaml b/xyz/openbmc_project/PLDM/Provider/Certs/Authority/CSR.interface.yaml
new file mode 100644
index 0000000..e2bf5a7
--- /dev/null
+++ b/xyz/openbmc_project/PLDM/Provider/Certs/Authority/CSR.interface.yaml
@@ -0,0 +1,17 @@
+description: >
+    Implement this interface to pass CSR string to PLDM
+    to get CSR signed by host.
+
+    xyz.openbmc_project.Certs.ca.authority.Manager object implements
+    this interface which is added in the below commit
+    https://gerrit.openbmc-project.xyz/c/openbmc/phosphor-dbus-interfaces/+/31808
+
+properties:
+    - name: CSR
+      type: string
+      description: >
+          Certificate signing request content.
+          Should be a valid PEM encoded CSR string.
+          It's a const property.
+      flags:
+        - const