diff --git a/.github/workflows/push-as-image-to-ghcr.yml b/.github/workflows/push-as-image-to-ghcr.yml
index 5b1ecbc43..16b00ff06 100644
--- a/.github/workflows/push-as-image-to-ghcr.yml
+++ b/.github/workflows/push-as-image-to-ghcr.yml
@@ -19,16 +19,45 @@ jobs:
           - coco-as-grpc
           - coco-as-restful
           - rvps
+        verifier:
+          - all-verifier
+          - se-verifier
         include:
           - docker_file: attestation-service/docker/as-grpc/Dockerfile
             tag: coco-as-grpc
             name: gRPC CoCo-AS
+            verifier: all-verifier
+            instance: ubuntu-latest
+          - docker_file: attestation-service/docker/as-grpc/Dockerfile
+            tag: coco-as-grpc
+            name: gRPC CoCo-AS (IBM SE)
+            verifier: se-verifier
+            instance: s390x
           - docker_file: attestation-service/docker/as-restful/Dockerfile
             tag: coco-as-restful
             name: RESTful CoCo-AS
+            verifier: all-verifier
+            instance: ubuntu-latest
+          - docker_file: attestation-service/docker/as-restful/Dockerfile
+            tag: coco-as-restful
+            name: RESTful CoCo-AS (IBM SE)
+            verifier: se-verifier
+            instance: s390x
+          - docker_file: rvps/docker/Dockerfile
+            tag: rvps
+            name: RVPS
+            verifier: all-verifier
+            instance: ubuntu-latest
           - docker_file: rvps/docker/Dockerfile
             tag: rvps
             name: RVPS
+            verifier: se-verifier
+            instance: s390x
+        exclude:
+          - instance: ubuntu-latest
+            verifier: se-verifier
+          - instance: s390x
+            verifier: all-verifier
     runs-on: ${{ matrix.instance }}
 
     steps:
@@ -50,6 +79,7 @@ jobs:
         commit_sha=${{ github.sha }}
         arch=$(uname -m)
         DOCKER_BUILDKIT=1 docker build -f "${{ matrix.docker_file }}" --push --build-arg ARCH="${arch}" \
+          --build-arg VERIFIER="${{ matrix.verifier }}" \
           -t "ghcr.io/confidential-containers/staged-images/${{ matrix.tag }}:${commit_sha}-${arch}" \
           -t "ghcr.io/confidential-containers/staged-images/${{ matrix.tag }}:latest-${arch}" .
 
diff --git a/attestation-service/Cargo.toml b/attestation-service/Cargo.toml
index f7dfc6115..fce9a5a6c 100644
--- a/attestation-service/Cargo.toml
+++ b/attestation-service/Cargo.toml
@@ -4,7 +4,7 @@ version = "0.1.0"
 edition = "2021"
 
 [features]
-default = [ "restful-bin", "rvps-grpc", "rvps-builtin", "all-verifier" ]
+default = ["restful-bin", "rvps-grpc", "rvps-builtin"]
 all-verifier = [ "verifier/all-verifier" ]
 tdx-verifier = [ "verifier/tdx-verifier" ]
 sgx-verifier = [ "verifier/sgx-verifier" ]
@@ -64,13 +64,8 @@ thiserror = { workspace = true, optional = true }
 tokio.workspace = true
 tonic = { workspace = true, optional = true }
 uuid = { version = "1.1.2", features = ["v4"] }
-
-[target.'cfg(not(target_arch = "s390x"))'.dependencies]
 verifier = { path = "../deps/verifier", default-features = false }
 
-[target.'cfg(target_arch = "s390x")'.dependencies]
-verifier = { path = "../deps/verifier", default-features = false, features = ["se-verifier"] }
-
 [build-dependencies]
 shadow-rs.workspace = true
 tonic-build.workspace = true
diff --git a/attestation-service/Makefile b/attestation-service/Makefile
index 67ca32953..c8ed190eb 100644
--- a/attestation-service/Makefile
+++ b/attestation-service/Makefile
@@ -8,14 +8,24 @@ BIN_NAMES := grpc-as restful-as
 DEBUG ?=
 DESTDIR ?= $(PREFIX)/bin
 
-FEATURES ?=
+VERIFIER ?= all-verifier
 
-ifdef FEATURES
-	OPTIONAL_FEATURES := ,$(FEATURES)
-	default-features := --no-default-features
+RVPS_GRPC := true
+
+# TODO: Remove `RVPS_BUILTIN`
+# when https://github.com/confidential-containers/trustee/pull/553 gets merged
+# Here we also declare another variable `RVPS_FEATURES1` because a blank will
+# be added when doing '+=' operation in Makefile
+RVPS_BUILTIN := true
+
+ifeq ($(RVPS_GRPC), true)
+	RVPS_FEATURES1 := rvps-grpc
+endif
+
+ifeq ($(RVPS_BUILTIN), true)
+	RVPS_FEATURES := $(RVPS_FEATURES1),rvps-builtin
 else
-	OPTIONAL_FEATURES :=
-	default-features :=
+	RVPS_FEATURES := $(RVPS_FEATURES1)
 endif
 
 ifdef DEBUG
@@ -29,10 +39,10 @@ endif
 build: grpc-as restful-as
 
 grpc-as:
-	cargo build --bin grpc-as $(release) $(default-features) --features grpc-bin$(OPTIONAL_FEATURES)
+	cargo build --bin grpc-as $(release) --features grpc-bin,$(VERIFIER),$(RVPS_FEATURES)
 
 restful-as:
-	cargo build --bin restful-as $(release) $(default-features) --features restful-bin$(OPTIONAL_FEATURES)
+	cargo build --bin restful-as $(release) --features restful-bin,$(VERIFIER),$(RVPS_FEATURES)
 
 install:
 	for bin_name in $(BIN_NAMES); do \
diff --git a/attestation-service/docker/as-grpc/Dockerfile b/attestation-service/docker/as-grpc/Dockerfile
index 4ad794068..26fe023e0 100644
--- a/attestation-service/docker/as-grpc/Dockerfile
+++ b/attestation-service/docker/as-grpc/Dockerfile
@@ -4,6 +4,7 @@
 
 FROM rust:latest AS builder
 ARG ARCH=x86_64
+ARG VERIFIER=all-verifier
 
 WORKDIR /usr/src/attestation-service
 COPY . .
@@ -17,26 +18,36 @@ RUN if [ "${ARCH}" = "x86_64" ]; then curl -L https://download.01.org/intel-sgx/
     apt-get update && apt-get install -y libsgx-dcap-quote-verify-dev; fi
 
 # Build and Install gRPC attestation-service
-RUN cargo install --path attestation-service --bin grpc-as --features grpc-bin --locked
+RUN cargo install --path attestation-service --bin grpc-as --features grpc-bin,${VERIFIER} --locked
 
 
 FROM ubuntu:22.04
 ARG ARCH=x86_64
+ARG VERIFIER=all-verifier
 
 LABEL org.opencontainers.image.source="https://github.com/confidential-containers/attestation-service"
 
-# Install TDX Runtime Dependencies
-RUN apt-get update && apt-get install curl gnupg openssl -y && \
+# Install Openssl Suites
+RUN apt-get update && apt-get install openssl -y && \
+    apt-get clean && \
     rm -rf /var/lib/apt/lists/{apt,dpkg,cache,log} /tmp/* /var/tmp/*
 
-RUN if [ "${ARCH}" = "x86_64" ]; then curl -L https://download.01.org/intel-sgx/sgx_repo/ubuntu/intel-sgx-deb.key | tee intel-sgx-deb.key | apt-key add - && \
+# Install TDX Runtime Dependencies
+RUN if [ "${ARCH}" = "x86_64" ] && ( [ "${VERIFIER}" = "all-verifier" ] || [ "${VERIFIER}" = "tdx-verifier" ] ); \
+    then apt-get update && apt-get install curl gnupg -y && \
+    curl -L https://download.01.org/intel-sgx/sgx_repo/ubuntu/intel-sgx-deb.key | tee intel-sgx-deb.key | apt-key add - && \
     echo 'deb [arch=amd64] https://download.01.org/intel-sgx/sgx_repo/ubuntu jammy main' | tee /etc/apt/sources.list.d/intel-sgx.list && \
     apt-get update && \
     apt-get install -y libsgx-dcap-default-qpl libsgx-dcap-quote-verify && \
+    apt-get remove curl gnupg -y && \
+    apt-get clean && \
     rm -rf /var/lib/apt/lists/{apt,dpkg,cache,log} /tmp/* /var/tmp/*; fi
 
-# Copy TPM Runtime Dependencies
-COPY --from=builder /usr/lib/${ARCH}-linux-gnu/libtss* /usr/lib/${ARCH}-linux-gnu
+# Install TPM Runtime Dependencies
+RUN if [ "${VERIFIER}" = "all-verifier" ] || [ "${VERIFIER}" = "az-snp-vtpm-verifier" ] || [ "${VERIFIER}" = "az-tdx-vtpm-verifier" ]; \
+    then apt-get update && apt-get install libtss2-dev -y && \
+    apt-get clean && \
+    rm -rf /var/lib/apt/lists/{apt,dpkg,cache,log} /tmp/* /var/tmp/*; fi
 
 COPY --from=builder /usr/local/cargo/bin/grpc-as /usr/local/bin/grpc-as
 
diff --git a/attestation-service/docker/as-restful/Dockerfile b/attestation-service/docker/as-restful/Dockerfile
index 349621152..9bc76f99e 100644
--- a/attestation-service/docker/as-restful/Dockerfile
+++ b/attestation-service/docker/as-restful/Dockerfile
@@ -4,6 +4,7 @@
 
 FROM rust:latest AS builder
 ARG ARCH=x86_64
+ARG VERIFIER=all-verifier
 
 WORKDIR /usr/src/attestation-service
 COPY . .
@@ -17,25 +18,34 @@ RUN if [ "${ARCH}" = "x86_64" ]; then curl -L https://download.01.org/intel-sgx/
     apt-get update && apt-get install -y libsgx-dcap-quote-verify-dev; fi
 
 # Build and Install RESTful attestation-service
-RUN cargo install --path attestation-service --bin restful-as --features restful-bin --locked
+RUN cargo install --path attestation-service --bin restful-as --features restful-bin,${VERIFIER} --locked
 
 FROM ubuntu:22.04
 ARG ARCH=x86_64
 
 LABEL org.opencontainers.image.source="https://github.com/confidential-containers/attestation-service"
 
-# Install TDX Runtime Dependencies
-RUN apt-get update && apt-get install curl gnupg openssl -y && \
+# Install Openssl Suites
+RUN apt-get update && apt-get install openssl -y && \
+    apt-get clean && \
     rm -rf /var/lib/apt/lists/{apt,dpkg,cache,log} /tmp/* /var/tmp/*
 
-RUN if [ "${ARCH}" = "x86_64" ]; then curl -L https://download.01.org/intel-sgx/sgx_repo/ubuntu/intel-sgx-deb.key | tee intel-sgx-deb.key | apt-key add - && \
+# Install TDX Runtime Dependencies
+RUN if [ "${ARCH}" = "x86_64" ] && ( [ "${VERIFIER}" = "all-verifier" ] || [ "${VERIFIER}" = "tdx-verifier" ] ); \
+    then apt-get update && apt-get install curl gnupg -y && \
+    curl -L https://download.01.org/intel-sgx/sgx_repo/ubuntu/intel-sgx-deb.key | tee intel-sgx-deb.key | apt-key add - && \
     echo 'deb [arch=amd64] https://download.01.org/intel-sgx/sgx_repo/ubuntu jammy main' | tee /etc/apt/sources.list.d/intel-sgx.list && \
     apt-get update && \
     apt-get install -y libsgx-dcap-default-qpl libsgx-dcap-quote-verify && \
+    apt-get remove curl gnupg -y && \
+    apt-get clean && \
     rm -rf /var/lib/apt/lists/{apt,dpkg,cache,log} /tmp/* /var/tmp/*; fi
 
-# Copy TPM Runtime Dependencies
-COPY --from=builder /usr/lib/${ARCH}-linux-gnu/libtss* /usr/lib/${ARCH}-linux-gnu
+# Install TPM Runtime Dependencies
+RUN if [ "${VERIFIER}" = "all-verifier" ] || [ "${VERIFIER}" = "az-snp-vtpm-verifier" ] || [ "${VERIFIER}" = "az-tdx-vtpm-verifier" ]; \
+    then apt-get update && apt-get install libtss2-dev -y && \
+    apt-get clean && \
+    rm -rf /var/lib/apt/lists/{apt,dpkg,cache,log} /tmp/* /var/tmp/*; fi
 
 COPY --from=builder /usr/local/cargo/bin/restful-as /usr/local/bin/restful-as
 
diff --git a/attestation-service/docs/grpc-as.md b/attestation-service/docs/grpc-as.md
index 5fb024a3e..41f0042c9 100644
--- a/attestation-service/docs/grpc-as.md
+++ b/attestation-service/docs/grpc-as.md
@@ -77,7 +77,9 @@ Build and install binary
 git clone https://github.com/confidential-containers/trustee
 cd trustee/attestation-service
 WORKDIR=$(pwd)
-make && make install
+make ATTESTER=all-attester && make install
+
+# You can use different attester by changing the value of ATTESTER
 ```
 
 - For help information, run:
@@ -106,7 +108,11 @@ Build and run container image
 ```shell
 git clone https://github.com/confidential-containers/trustee
 cd trustee
-docker build -t coco-as:grpc -f attestation-service/docker/as-grpc/Dockerfile .
+docker build \
+  -t coco-as:grpc \
+  -f attestation-service/docker/as-grpc/Dockerfile \
+  --build-arg ATTESTER=all-attester \
+  . 
 ```
 
 ### API
diff --git a/attestation-service/docs/restful-as.md b/attestation-service/docs/restful-as.md
index 9af809707..2a4c3196c 100644
--- a/attestation-service/docs/restful-as.md
+++ b/attestation-service/docs/restful-as.md
@@ -67,7 +67,9 @@ Build and install binary
 git clone https://github.com/confidential-containers/trustee
 cd trustee/attestation-service
 WORKDIR=$(pwd)
-make && make install
+make ATTESTER=all-attester && make install
+
+# You can use different attester by changing the value of ATTESTER
 ```
 
 - For help information, run:
@@ -96,7 +98,11 @@ Build and run container image
 ```shell
 git clone https://github.com/confidential-containers/trustee
 cd trustee
-docker build -t coco-as:restful -f attestation-service/docker/as-restful/Dockerfile .
+docker build \
+  -t coco-as:restful \
+  -f attestation-service/docker/as-restful/Dockerfile \
+  --build-arg ATTESTER=all-attester \
+  . 
 ```
 
 ### HTTPS support
diff --git a/deps/verifier/src/lib.rs b/deps/verifier/src/lib.rs
index 40c09d345..41a71b521 100644
--- a/deps/verifier/src/lib.rs
+++ b/deps/verifier/src/lib.rs
@@ -181,7 +181,7 @@ pub trait Verifier {
 }
 
 /// Padding or truncate the given data slice to the given `len` bytes.
-fn regularize_data(data: &[u8], len: usize, data_name: &str, arch: &str) -> Vec<u8> {
+pub fn regularize_data(data: &[u8], len: usize, data_name: &str, arch: &str) -> Vec<u8> {
     let data_len = data.len();
     match data_len.cmp(&len) {
         Ordering::Less => {
diff --git a/kbs/Cargo.toml b/kbs/Cargo.toml
index cd92b38b6..35ff66e39 100644
--- a/kbs/Cargo.toml
+++ b/kbs/Cargo.toml
@@ -39,7 +39,6 @@ actix-web-httpauth.workspace = true
 aes-gcm = "0.10.1"
 anyhow.workspace = true
 async-trait.workspace = true
-attestation-service = { path = "../attestation-service", default-features = false, optional = true }
 base64.workspace = true
 cfg-if.workspace = true
 clap = { workspace = true, features = ["derive", "env"] }
@@ -72,6 +71,16 @@ uuid = { version = "1.2.2", features = ["serde", "v4"] }
 openssl = "0.10.55"
 az-cvm-vtpm = { version = "0.7.0", default-features = false, optional = true }
 
+[target.'cfg(not(target_arch = "s390x"))'.dependencies]
+attestation-service = { path = "../attestation-service", default-features = false, features = [
+    "all-verifier",
+], optional = true }
+
+[target.'cfg(target_arch = "s390x")'.dependencies]
+attestation-service = { path = "../attestation-service", default-features = false, features = [
+    "se-verifier",
+], optional = true }
+
 [dev-dependencies]
 tempfile.workspace = true
 rstest.workspace = true