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use RSA to encrypt login

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Sola
2015-12-13 01:54:11 +08:00
parent abb8891152
commit 0869a5ca7f
15 changed files with 183 additions and 71 deletions
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51
src/main/java/love/sola/netsupport/util/AESUtil.java
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@@ -1,51 +0,0 @@
package love.sola.netsupport.util;
import org.apache.commons.codec.binary.Base64;
import javax.crypto.Cipher;
import javax.crypto.spec.IvParameterSpec;
import javax.crypto.spec.SecretKeySpec;
import java.nio.charset.StandardCharsets;
public class AESUtil {
public static final byte[] initVector = "RandomInitVector".getBytes(StandardCharsets.UTF_8);
public static final byte[] key = "$bitch@sola.love".getBytes(StandardCharsets.UTF_8);
public static String encrypt(String value) {
try {
IvParameterSpec iv = new IvParameterSpec(initVector);
SecretKeySpec skeySpec = new SecretKeySpec(key, "AES");
Cipher cipher = Cipher.getInstance("AES/CBC/PKCS5PADDING");
cipher.init(Cipher.ENCRYPT_MODE, skeySpec, iv);
byte[] encrypted = cipher.doFinal(value.getBytes());
return Base64.encodeBase64String(encrypted);
} catch (Exception ex) {
ex.printStackTrace();
}
return null;
}
public static String decrypt(String encrypted) {
try {
IvParameterSpec iv = new IvParameterSpec(initVector);
SecretKeySpec skeySpec = new SecretKeySpec(key, "AES");
Cipher cipher = Cipher.getInstance("AES/CBC/PKCS5PADDING");
cipher.init(Cipher.DECRYPT_MODE, skeySpec, iv);
byte[] original = cipher.doFinal(Base64.decodeBase64(encrypted));
return new String(original);
} catch (Exception ex) {
ex.printStackTrace();
}
return null;
}
}

10
src/main/java/love/sola/netsupport/util/Checker.java
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@@ -12,13 +12,17 @@ import javax.servlet.http.HttpSession;
*/
public class Checker {
public static boolean nonNull(Object... v) {
for (Object o : v) if (o == null) return false;
return true;
public static boolean hasNull(Object... v) {
for (Object o : v) if (o == null) return true;
return false;
}
public static boolean authorized(HttpSession s, Command c) {
return s != null && s.getAttribute("authorized") == c;
}
public static boolean operator(HttpSession s) {
return s != null && s.getAttribute("operator") != null;
}
}

2
src/main/java/love/sola/netsupport/util/Crypto.java
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@@ -15,7 +15,7 @@ public class Crypto {
}
public static boolean check(String plain, String hash) {
return BCrypt.checkpw(AESUtil.decrypt(plain), hash);
return BCrypt.checkpw(RSAUtil.decrypt(plain), hash);
}
}

8
src/main/java/love/sola/netsupport/util/ParseUtil.java
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@@ -23,11 +23,9 @@ public class ParseUtil {
.append(lang("Ticket_Info_Id")).append(t.getId()).append("\n")
.append(lang("Ticket_Info_Desc")).append(t.getDescription()).append("\n")
.append(lang("Ticket_Info_Submit_Time")).append(dateFormat.format(t.getSubmitTime())).append("\n");
if (t.getUpdateTime() != null) {
sb.append(lang("Ticket_Info_Operator")).append(t.getOperator().getId()).append("\n");
sb.append(lang("Ticket_Info_Remark")).append(t.getRemark()).append("\n");
sb.append(lang("Ticket_Info_Update_Time")).append(dateFormat.format(t.getUpdateTime())).append("\n");
}
if (t.getOperator() != null) sb.append(lang("Ticket_Info_Operator")).append(t.getOperator().getId()).append("\n");
if (t.getRemark() != null) sb.append(lang("Ticket_Info_Remark")).append(t.getRemark()).append("\n");
if (t.getUpdateTime() != null) sb.append(lang("Ticket_Info_Update_Time")).append(dateFormat.format(t.getUpdateTime())).append("\n");
sb.append(lang("Ticket_Info_Status")).append(Status.getLocalized(t.getStatus()));
return sb.toString();
}

61
src/main/java/love/sola/netsupport/util/RSAUtil.java Normal file
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@@ -0,0 +1,61 @@
package love.sola.netsupport.util;
import org.apache.commons.codec.binary.Base64;
import javax.crypto.Cipher;
import java.nio.charset.StandardCharsets;
import java.security.Key;
import java.security.KeyPair;
import java.security.KeyPairGenerator;
public class RSAUtil {
public static Key publicKey;
public static Key privateKey;
public static String publicKey_s;
public static String privateKey_s;
static {
genKeyPair();
}
public static void genKeyPair() {
try {
KeyPairGenerator kpg = KeyPairGenerator.getInstance("RSA");
kpg.initialize(1024);
KeyPair kp = kpg.genKeyPair();
publicKey = kp.getPublic();
privateKey = kp.getPrivate();
publicKey_s = Base64.encodeBase64String(publicKey.getEncoded());
privateKey_s = Base64.encodeBase64String(privateKey.getEncoded());
} catch (Exception e) {
e.printStackTrace();
}
}
public static String encrypt(String value) {
try {
Cipher cipher = Cipher.getInstance("RSA");
cipher.init(Cipher.ENCRYPT_MODE, publicKey);
byte[] encrypted = cipher.doFinal(value.getBytes(StandardCharsets.UTF_8));
return Base64.encodeBase64String(encrypted);
} catch (Exception ex) {
ex.printStackTrace();
}
return null;
}
public static String decrypt(String encrypted) {
try {
Cipher cipher = Cipher.getInstance("RSA");
cipher.init(Cipher.DECRYPT_MODE, privateKey);
byte[] original = cipher.doFinal(Base64.decodeBase64(encrypted));
return new String(original, StandardCharsets.UTF_8);
} catch (Exception ex) {
ex.printStackTrace();
}
return null;
}
}