diff --git a/pgpainless-core/src/main/java/org/pgpainless/signature/consumer/SignatureCheck.java b/pgpainless-core/src/main/java/org/pgpainless/signature/consumer/SignatureCheck.java
deleted file mode 100644
index bc9f1f0b..00000000
--- a/pgpainless-core/src/main/java/org/pgpainless/signature/consumer/SignatureCheck.java
+++ /dev/null
@@ -1,73 +0,0 @@
-// SPDX-FileCopyrightText: 2020 Paul Schaub <vanitasvitae@fsfe.org>
-//
-// SPDX-License-Identifier: Apache-2.0
-
-package org.pgpainless.signature.consumer;
-
-import org.bouncycastle.openpgp.PGPKeyRing;
-import org.bouncycastle.openpgp.PGPSignature;
-import org.pgpainless.key.OpenPgpFingerprint;
-import org.pgpainless.key.SubkeyIdentifier;
-
-/**
- * Tuple-class which bundles together a signature, the signing key that created the signature,
- * an identifier of the signing key and a record of whether the signature was verified.
- */
-public class SignatureCheck {
-    private final PGPSignature signature;
-    private final PGPKeyRing signingKeyRing;
-    private final SubkeyIdentifier signingKeyIdentifier;
-
-    /**
-     * Create a new {@link SignatureCheck} object.
-     *
-     * @param signature signature
-     * @param signingKeyRing signing key that created the signature
-     * @param signingKeyIdentifier identifier of the used signing key
-     */
-    public SignatureCheck(PGPSignature signature, PGPKeyRing signingKeyRing, SubkeyIdentifier signingKeyIdentifier) {
-        this.signature = signature;
-        this.signingKeyRing = signingKeyRing;
-        this.signingKeyIdentifier = signingKeyIdentifier;
-    }
-
-    /**
-     * Return the OpenPGP signature.
-     *
-     * @return signature
-     */
-    public PGPSignature getSignature() {
-        return signature;
-    }
-
-    /**
-     * Return an identifier pointing to the exact signing key which was used to create this signature.
-     *
-     * @return signing key identifier
-     */
-    public SubkeyIdentifier getSigningKeyIdentifier() {
-        return signingKeyIdentifier;
-    }
-
-    /**
-     * Return the key ring that contains the signing key that created this signature.
-     *
-     * @return key ring
-     */
-    public PGPKeyRing getSigningKeyRing() {
-        return signingKeyRing;
-    }
-
-    /**
-     * Return the {@link OpenPgpFingerprint} of the key that created the signature.
-     *
-     * @return fingerprint of the signing key
-     * @deprecated use {@link #getSigningKeyIdentifier()} instead.
-     *
-     * TODO: Remove in 1.2.X
-     */
-    @Deprecated
-    public OpenPgpFingerprint getFingerprint() {
-        return signingKeyIdentifier.getSubkeyFingerprint();
-    }
-}
diff --git a/pgpainless-core/src/main/kotlin/org/pgpainless/signature/consumer/SignatureCheck.kt b/pgpainless-core/src/main/kotlin/org/pgpainless/signature/consumer/SignatureCheck.kt
new file mode 100644
index 00000000..48a3aa96
--- /dev/null
+++ b/pgpainless-core/src/main/kotlin/org/pgpainless/signature/consumer/SignatureCheck.kt
@@ -0,0 +1,23 @@
+// SPDX-FileCopyrightText: 2023 Paul Schaub <vanitasvitae@fsfe.org>
+//
+// SPDX-License-Identifier: Apache-2.0
+
+package org.pgpainless.signature.consumer
+
+import org.bouncycastle.openpgp.PGPKeyRing
+import org.bouncycastle.openpgp.PGPSignature
+import org.pgpainless.key.SubkeyIdentifier
+
+/**
+ * Tuple-class which bundles together a signature, the signing key that created the signature,
+ * an identifier of the signing key and a record of whether the signature was verified.
+ *
+ * @param signature OpenPGP signature
+ * @param signingKeyIdentifier identifier pointing to the exact signing key which was used to create the signature
+ * @param signingKeyRing certificate or key ring that contains the signing key that created the signature
+ */
+data class SignatureCheck(
+        val signature: PGPSignature,
+        val signingKeyRing: PGPKeyRing,
+        val signingKeyIdentifier: SubkeyIdentifier) {
+}
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