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JavaTM 2 Platform Standard Ed. 5.0 |
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ÀÌÀü Ŭ·¡½º ´ÙÀ½ Ŭ·¡½º | ÇÁ·¹ÀÓÀ¸·Î ÇÁ·¹ÀÓ ¾øÀÌ | |||||||||
°³¿ä: NESTED | Çʵå | constructor | ¸Þ¼µå | »ó¼¼: Çʵå | »ý¼ºÀÚ | ¸Þ¼µå |
java.lang.Objectjava.security.SignedObject
public final class SignedObject
SignedObject´Â ÀÎÁõ ½ÇÇà½Ã ¿ÀºêÁ§Æ®ÀÇ ÀÛ¼ºÀ» ¸ñÀûÀ¸·Î ÇÑ Å¬·¡½ºÀÔ´Ï´Ù. ÀÌ ½ÇÇà½Ã ¿ÀºêÁ§Æ®ÀÇ Á¤ÇÕ¼ºÀÌ ¼Õ»óµÇ¾úÀ» °æ¿ì´Â ¹Ýµå½Ã °ËÃâµË´Ï´Ù.
º¸´Ù ±¸Ã¼ÀûÀ¸·Î´Â SignedObject´Â ´Ù¸¥ Serializable ¿ÀºêÁ§Æ®, ¼¸í ÷ºÎ ¿ÀºêÁ§Æ® ¹× ±× ¼¸íÀ» º¸°ü À¯ÁöÇÕ´Ï´Ù.
¼¸í ÷ºÎ ¿ÀºêÁ§Æ®´Â ¿øÀÇ ¿ÀºêÁ§Æ®ÀÇ Á÷·ÄÈ µÈ Çü½Ä¿¡¼ÀÇ Á¤¹ÐÇÑ Ä«ÇÇÀÔ´Ï´Ù. ÇÑ ¹ø Ä«Çǰ¡ »ý¼ºµÇ¸é, ¿øÀÇ ¿ÀºêÁ§Æ®¸¦ ÇÑÃþ ´õ Á¶ÀÛÇØµµ, Ä«ÇÇ¿¡ ¿µÇâÀ» ÁÙ °ÍÀº ¾ø½À´Ï´Ù.
±âº»À¸·Î µÇ´Â ¼¸í ¾Ë°í¸®ÁòÀº, »ý¼ºÀÚ
°ú verify
¸Þ¼µå¿¡°Ô °Ç³×Áö´Â Signature ¿ÀºêÁ§Æ®¿¡
ÇØ ÁöÁ¤µË´Ï´Ù. ´ÙÀ½¿¡
¼¸íÀÇ ÀϹÝÀûÀÎ »ç¿ë¹ýÀ» ³ªÅ¸³À´Ï´Ù.
Signature signingEngine = Signature.getInstance(algorithm, provider); SignedObject so = new SignedObject(myobject, signingKey, signingEngine);
´ÙÀ½¿¡
°ËÁõÀÇ ÀϹÝÀûÀÎ »ç¿ë¹ýÀ» ³ªÅ¸³À´Ï´Ù (SignedObject so
¸¦
¹Þ°í ÀÖ´Ù).
Signature verificationEngine = Signature.getInstance(algorithm, provider); if (so.verify(publickey, verificationEngine)) try { Object myobj = so.getObject(); } catch (java.lang.ClassNotFoundException e) {};
À¯ÀÇÁ¡À» ¸î°³Àΰ¡ µì´Ï´Ù. ÃÖÃÊ·Î ¼¸í ¿£ÁøÀ̳ª °ËÁõ ¿£ÁøÀº »ý¼ºÀÚ
°ú verify
¸Þ¼µå³»¿¡¼ ÀçÃʱâȵǹǷΠ±×·¯ÇÑ ¿£ÁøÀ» ÃʱâÈÇÒ ÇÊ¿ä´Â ¾ø½À´Ï´Ù. ´ÙÀ½¿¡
°ËÁõÀ» ¼º°ø½ÃŰ·Á¸é,
ÁöÁ¤µÈ °ø°³Å°°¡, SignedObject¸¦
»ý¼ºÇϴµ¥ »ç¿ëÇÏ´Â ºñ°ø°³Å°¿¡ ÀÏÄ¡Çϰí ÀÖÁö ¾ÊÀ¸¸é ¾ÈµË´Ï´Ù.
ÇÑÃþ ´õ Áß¿äÇÑ °ÍÀº, À¯¿¬¼ºÀÔ´Ï´Ù. »ý¼ºÀÚ
°ú verify
¸Þ¼µå´Â Ä¿½ºÅ͸¶ÀÌÁî µÈ ¼¸í ¿£Áø¿¡
ÇØ, ¾ÏÈ£ ÇÁ·Î¹ÙÀÌ´õÀÇ ÀϺημ Á¤½ÄÀ¸·Î ÀνºÅçµÇ¾î ÀÖÁö ¾ÊÀº ¼¸í ¾Ë°í¸®ÁòÀ» ±¸ÇöÇÒ ¼ö ÀÖ½À´Ï´Ù. ´Ù¸¸, ¼¸íÀÇ °ËÁõ¿¡´Â verify
¸Þ¼µåÀÇ Signature
¿£Áø ÀÚ½ÅÀÇ ±¸ÇöÀÌ ºÒ·Á °¡¹Ç·Î °ËÁõ¿ë Äڵ带 ±â¼úÇÏ´Â ÇÁ·Î±×·¡¸Ó´Â
¾î´À Signature
¿£ÁøÀÌ »ç¿ëÁßÀÎÁö¸¦ È®ÀÎÇÏ´Â °ÍÀÌ Áß¿äÇÕ´Ï´Ù. ¹Ù²Ù¾î ¸»Çϸé, ¾ÇÀǰ¡ ÀÖ´Â Signature
´Â
½ÃÅ¥·¯Æ¼ üũ¸¦ ¸éÇϱâ À§Çؼ °ËÁõÀ¸·Î Ç×»ó true¸¦
µ¹·ÁÁÖ·Á°í ÇÏ´Â °æ¿ì°¡ ÀÖ½À´Ï´Ù.
¸¹Àº ¼¸í ¾Ë°í¸®Áò ¾È¿¡¼, DSA ¹× SHA-1¸¦ »ç¿ëÇÑ NIST Ç¥ÁØÀÇ DSA¸¦ »ç¿ëÇÒ ¼ö ÀÖ½À´Ï´Ù. ¾Ë°í¸®ÁòÀº, ¼¸í°ú °°Àº ±Ô¾àÀ» »ç¿ëÇØ ÁöÁ¤µË´Ï´Ù. ¿¹¸¦ µé¾î, SHA-1 ¸Þ¼¼Áö ´ÙÀÌÁ¦½ºÆ® ¾Ë°í¸®ÁòÀ» »ç¿ëÇÏ´Â DSA ¾Ë°í¸®ÁòÀº, SHA/DSA ¶Ç´Â SHA-1/DSA (À̰͵éÀº µî°¡)¿Í °°ÀÌ ÁöÁ¤ÇÒ ¼ö ÀÖ½À´Ï´Ù. RSA °æ¿ì´Â ¸Þ¼¼Áö ´ÙÀÌÁ¦½ºÆ® ¾Ë°í¸®Áò¿¡ º¹¼öÀÇ ¼±ÅûçÇ×ÀÌ ÀÖ½À´Ï´Ù. µû¶ó¼, ¼¸í ¾Ë°í¸®ÁòÀÇ ÁöÁ¤Àº, MD2/RSA, MD5/RSA, ¶Ç´Â SHA-1/RSA ¿Í °°ÀÌ ÇÕ´Ï´Ù. µðÆúÆ®´Â ¾ø±â ¶§¹®¿¡ ¹Ýµå½Ã ¾Ë°í¸®ÁòÀÇ À̸§À» ÁöÁ¤ÇÏÁö ¾ÊÀ¸¸é ¾ÈµË´Ï´Ù.
¾ÏÈ£ ÆÐŰÁö ÇÁ·Î¹ÙÀÌ´õÀÇ À̸§Àº, »ý¼ºÀÚ
°ú verify
¸Þ¼µå¿¡ ´ëÇÑ Signature ÆÄ¶ó¹ÌÅÍ·Î ÁöÁ¤µË´Ï´Ù. ÀÌ ÇÁ·Î¹ÙÀÌ´õ¸¦ ÁöÁ¤ÇÏÁö ¾ÊÀ¸¸é µðÆúÆ®ÀÇ ÇÁ·Î¹ÙÀÌ´õ°¡ »ç¿ëµË´Ï´Ù. °¢ ÀνºÅçÀº, ƯÁ¤ ÇÁ·Î¹ÙÀÌ´õ¸¦ µðÆúÆ®·Î¼ »ç¿ëÇϵµ·Ï ¼³Á¤ÇÒ ¼ö ÀÖ½À´Ï´Ù.
SignedObject¸¦ »ç¿ëÇÏ´Â ¾îÇø®ÄÉÀ̼ǿ¡¼´Â ÀÌÇÏÀ» ÇÒ ¼ö°¡ ÀÖ½À´Ï´Ù.
Signature
,
Á÷·ÄÈ µÈ Çü½Ä »ý¼ºÀÚ °³¿ä | |
---|---|
SignedObject (Serializable object,
PrivateKey signingKey,
Signature signingEngine)
ÀÓÀÇÀÇ Serializable ¿ÀºêÁ§Æ®·ÎºÎÅÍ SignedObject¸¦ ±¸ÃàÇÕ´Ï´Ù. |
¸Þ¼µå °³¿ä | |
---|---|
String |
getAlgorithm ()
¼¸í ¾Ë°í¸®ÁòÀÇ À̸§À» ÃëµæÇÕ´Ï´Ù. |
Object |
getObject ()
ĸ½¶ÈµÈ ¿ÀºêÁ§Æ®¸¦ ÃëµæÇÕ´Ï´Ù. |
byte[] |
getSignature ()
¼¸í ÷ºÎ ¿ÀºêÁ§Æ®ÀÇ ¼¸íÀ», ¹ÙÀÌÆ® ¹è¿ÀÇ Çü½Ä¿¡¼ ÃëµæÇÕ´Ï´Ù. |
boolean |
verify (PublicKey verificationKey,
Signature verificationEngine)
ÀÌ SignedObject ³»ÀÇ ¼¸íÀÌ, ³»ºÎ¿¡ Æ÷ÇÔµÈ ¿ÀºêÁ§Æ®ÀÇ À¯È¿ÇÑ ¼¸íÀΰ¡ ¾î¶²°¡¸¦, ÁöÁ¤µÈ °ËÁõ ¿£ÁøÀ» »ç¿ëÇØ, ÁöÁ¤µÈ °ËÁõŰ·Î °ËÁõÇÕ´Ï´Ù. |
Ŭ·¡½º java.lang. Object ·ÎºÎÅÍ »ó¼ÓµÈ ¸Þ¼µå |
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clone,
equals,
finalize,
getClass,
hashCode,
notify,
notifyAll,
toString,
wait,
wait,
wait |
»ý¼ºÀÚ »ó¼¼ |
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public SignedObject(Serializable object, PrivateKey signingKey, Signature signingEngine) throws IOException, InvalidKeyException, SignatureException
object
- ¼¸í ´ë»óÀÇ ¿ÀºêÁ§Æ®signingKey
- ¼¸íÀ» À§ÇÑ ºñ°ø°³Å°signingEngine
- ¼¸í ¿£Áø
IOException
- Á÷·ÄÈ·Î ¿¡·¯°¡ ¹ß»ýÇßÀ» °æ¿ì
InvalidKeyException
- ۰¡ ¹«È¿ÀÎ °æ¿ì
SignatureException
- ¼¸íÀÌ ½ÇÆÐÇßÀ» °æ¿ì¸Þ¼µåÀÇ »ó¼¼ |
---|
public Object getObject() throws IOException, ClassNotFoundException
IOException
- Á÷·ÄÈ º¹¿øÀ¸·Î ¿¡·¯°¡ ¹ß»ýÇßÀ» °æ¿ì
ClassNotFoundException
- Á÷·ÄÈ º¹¿øÀ¸·Î ¿¡·¯°¡ ¹ß»ýÇßÀ» °æ¿ìpublic byte[] getSignature()
public String getAlgorithm()
public boolean verify(PublicKey verificationKey, Signature verificationEngine) throws InvalidKeyException, SignatureException
verificationKey
- °ËÁõ¿ëÀÇ °ø°³Å°verificationEngine
- ¼¸í °ËÁõ ¿£Áø
SignatureException
- ¼¸í °ËÁõÀÌ ½ÇÆÐÇßÀ» °æ¿ì
InvalidKeyException
- °ËÁõ۰¡ ¹«È¿ÀÎ °æ¿ì
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JavaTM 2 Platform Standard Ed. 5.0 |
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ÀÌÀü Ŭ·¡½º ´ÙÀ½ Ŭ·¡½º | ÇÁ·¹ÀÓÀ¸·Î ÇÁ·¹ÀÓ ¾øÀÌ | |||||||||
°³¿ä: NESTED | Çʵå | constructor | ¸Þ¼µå | »ó¼¼: Çʵå | »ý¼ºÀÚ | ¸Þ¼µå |
Copyright 2004 Sun Microsystems, Inc. All rights reserved. Use is subject to license terms . Documentation Redistribution Policy µµ ÂüÁ¶ÇϽʽÿÀ.