diff --git a/src/main/java/io/zhile/crack/atlassian/utils/DSA.java b/src/main/java/io/zhile/crack/atlassian/utils/DSA.java
deleted file mode 100644
index 93988f1..0000000
--- a/src/main/java/io/zhile/crack/atlassian/utils/DSA.java
+++ /dev/null
@@ -1,21 +0,0 @@
-package io.zhile.crack.atlassian.utils;
-
-import java.security.*;
-
-/**
- * @author pengzhile
- * @link https://zhile.io
- * @version 1.0
- */
-public class DSA {
-    public static void genKeyPair() throws NoSuchAlgorithmException {
-        KeyPairGenerator dsa = KeyPairGenerator.getInstance("DSA");
-        SecureRandom random = new SecureRandom();
-        dsa.initialize(1024, random);
-        KeyPair keypair = dsa.generateKeyPair();
-        PrivateKey privateKey = keypair.getPrivate();
-        PublicKey publicKey = keypair.getPublic();
-        System.out.println(Base64.encode(privateKey.getEncoded()));
-        System.out.println(Base64.encode(publicKey.getEncoded()));
-    }
-}
diff --git a/src/main/resources/dsa_private.pem b/src/main/resources/dsa_private.pem
deleted file mode 100644
index a6561a9..0000000
--- a/src/main/resources/dsa_private.pem
+++ /dev/null
@@ -1,7 +0,0 @@
-MIIBSwIBADCCASwGByqGSM44BAEwggEfAoGBAP1/U4EddRIpUt9KnC7s5Of2EbdS
-PO9EAMMeP4C2USZpRV1AIlH7WT2NWPq/xfW6MPbLm1Vs14E7gB00b/JmYLdrmVCl
-pJ+f6AR7ECLCT7up1/63xhv4O1fnxqimFQ8E+4P208UewwI1VBNaFpEy9nXzrith
-1yrv8iIDGZ3RSAHHAhUAl2BQjxUjC8yykrmCouuEC/BYHPUCgYEA9+GghdabPd7L
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-g9/hWuWfBpKLZl6Ae1UlZAFMO/7PSSoEFgIUNYsbkapILzW8VhfGrU4eHo6/Dqw=
\ No newline at end of file
diff --git a/src/main/resources/dsa_public.pem b/src/main/resources/dsa_public.pem
deleted file mode 100644
index 45d2b2a..0000000
--- a/src/main/resources/dsa_public.pem
+++ /dev/null
@@ -1,10 +0,0 @@
-MIIBuDCCASwGByqGSM44BAEwggEfAoGBAP1/U4EddRIpUt9KnC7s5Of2EbdSPO9E
-AMMeP4C2USZpRV1AIlH7WT2NWPq/xfW6MPbLm1Vs14E7gB00b/JmYLdrmVClpJ+f
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-8iIDGZ3RSAHHAhUAl2BQjxUjC8yykrmCouuEC/BYHPUCgYEA9+GghdabPd7LvKtc
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-WuWfBpKLZl6Ae1UlZAFMO/7PSSoDgYUAAoGBAO0DidNibJHhtgxAnM9NszURYU25
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-vH75yKgPs3B8pClQVkgIpJp08R59hoZabYuvm7mxCyDGTl2lbrOi0a3j4vM5OoCW
-KQjIEZ28OpjTyCr3
\ No newline at end of file