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        <title>pcb007的凤凰博客</title>
        <link>http://blog.ifeng.com/1179787.html</link>
        <description><![CDATA[pcb007的凤凰博客]]></description>
        <pubDate>Mon, 30 Nov 2009 03:21:45 +0800</pubDate>
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            <title><![CDATA[什么是IC解密]]></title>
            <link>http://blog.ifeng.com/article/3203828.html</link>
            <description><![CDATA[<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; WORD-BREAK: break-all; LINE-HEIGHT: 18pt; TEXT-ALIGN: left; mso-pagination: widow-orphan" align=left><B><SPAN lang=EN-US style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt"><A href="http://www.jiemilab.com/">IC<SPAN lang=EN-US style="FONT-FAMILY: 宋体; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial"><SPAN lang=EN-US>解密</SPAN></SPAN></A></SPAN></B><SPAN style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-bidi-font-weight: bold">又称芯片解密<B>（</B></SPAN><SPAN style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial">单片机（</SPAN><SPAN lang=EN-US style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt">MCU</SPAN><SPAN style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial">）一般都有内部ＥＥＰＲＯＭ／ＦＬＡＳＨ供用户存放程序和工作数据。为了防止未经授权访问或拷贝单片机的机内程序，大部分单片机都带有加密锁定位或者加密字节，以保护片内程序。如果在编程时加密锁定位被使能（锁定），就无法用普通编程器直接读取单片机内的程序，这就叫单片机加密或芯片加密。单片机攻击者借助专用设备或者自制设备，利用单片机芯片设计上的漏洞或软件缺陷，通过多种技术手段，就可以从芯片中提取关键信息，获取单片机内程序这就叫</SPAN><B><SPAN lang=EN-US style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt"><A href="http://www.pcbla.cn/">IC<SPAN lang=EN-US style="FONT-FAMILY: 宋体; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial"><SPAN lang=EN-US>解密</SPAN></SPAN></A></SPAN></B><SPAN style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial">。<B>）</B>又叫单片机解密，</SPAN><SPAN lang=EN-US style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt"><A href="http://www.jiemilab.com/"><SPAN lang=EN-US style="FONT-FAMILY: 宋体; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial"><SPAN lang=EN-US>单片机破解</SPAN></SPAN></A></SPAN><SPAN style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial">，芯片破解，</SPAN><SPAN lang=EN-US style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt">IC</SPAN><SPAN style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial">解密，但是这严格说来这几种称呼都不科学，但已经成了习惯叫法，我们把</SPAN><SPAN lang=EN-US style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt"><A href="http://pcbcb.xinwen520.net/">CPLD<SPAN lang=EN-US style="FONT-FAMILY: 宋体; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial"><SPAN lang=EN-US>解密</SPAN></SPAN></A></SPAN><SPAN style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial">，</SPAN><SPAN lang=EN-US style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt">DSP</SPAN><SPAN style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial">解密都 ……<br/><br/>……</SPAN><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; WORD-BREAK: break-all; LINE-HEIGHT: 18pt; TEXT-ALIGN: left; mso-pagination: widow-orphan" align=left><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; WORD-BREAK: break-all; LINE-HEIGHT: 18pt; TEXT-ALIGN: left; mso-pagination: widow-orphan" align=left><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; WORD-BREAK: break-all; LINE-HEIGHT: 18pt; TEXT-ALIGN: left; mso-pagination: widow-orphan" align=left><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; WORD-BREAK: break-all; LINE-HEIGHT: 18pt; TEXT-ALIGN: left; mso-pagination: widow-orphan" align=left><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; WORD-BREAK: break-all; LINE-HEIGHT: 18pt; TEXT-ALIGN: left; mso-pagination: widow-orphan" align=left><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; WORD-BREAK: break-all; LINE-HEIGHT: 18pt; TEXT-ALIGN: left; mso-pagination: widow-orphan" align=left><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; WORD-BREAK: break-all; LINE-HEIGHT: 18pt; TEXT-ALIGN: left; mso-pagination: widow-orphan" align=left><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; WORD-BREAK: break-all; LINE-HEIGHT: 18pt; TEXT-ALIGN: left; mso-pagination: widow-orphan" align=left><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; WORD-BREAK: break-all; LINE-HEIGHT: 18pt; TEXT-ALIGN: left; mso-pagination: widow-orphan" align=left><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; WORD-BREAK: break-all; LINE-HEIGHT: 18pt; TEXT-ALIGN: left; mso-pagination: widow-orphan" align=left><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; WORD-BREAK: break-all; LINE-HEIGHT: 18pt; TEXT-ALIGN: left; mso-pagination: widow-orphan" align=left><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; WORD-BREAK: break-all; LINE-HEIGHT: 18pt; TEXT-ALIGN: left; mso-pagination: widow-orphan" align=left><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; WORD-BREAK: break-all; LINE-HEIGHT: 18pt; TEXT-ALIGN: left; mso-pagination: widow-orphan" align=left><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; WORD-BREAK: break-all; LINE-HEIGHT: 18pt; TEXT-ALIGN: left; mso-pagination: widow-orphan" align=left><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; WORD-BREAK: break-all; LINE-HEIGHT: 18pt; TEXT-ALIGN: left; mso-pagination: widow-orphan" align=left><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; WORD-BREAK: break-all; LINE-HEIGHT: 18pt; TEXT-ALIGN: left; mso-pagination: widow-orphan" align=left><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; WORD-BREAK: break-all; LINE-HEIGHT: 18pt; TEXT-ALIGN: left; mso-pagination: widow-orphan" align=left><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; WORD-BREAK: break-all; LINE-HEIGHT: 18pt; TEXT-ALIGN: left; mso-pagination: widow-orphan" align=left><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; WORD-BREAK: break-all; LINE-HEIGHT: 18pt; TEXT-ALIGN: left; mso-pagination: widow-orphan" align=left><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; WORD-BREAK: break-all; LINE-HEIGHT: 18pt; TEXT-ALIGN: left; mso-pagination: widow-orphan" align=left><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; WORD-BREAK: break-all; LINE-HEIGHT: 18pt; TEXT-ALIGN: left; mso-pagination: widow-orphan" align=left><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; WORD-BREAK: break-all; LINE-HEIGHT: 18pt; TEXT-ALIGN: left; mso-pagination: widow-orphan" align=left><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; WORD-BREAK: break-all; LINE-HEIGHT: 18pt; TEXT-ALIGN: left; mso-pagination: widow-orphan" align=left><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; WORD-BREAK: break-all; LINE-HEIGHT: 18pt; TEXT-ALIGN: left; mso-pagination: widow-orphan" align=left><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt">]]></description>
            <author>pcb007</author>
            <comments>http://blog.ifeng.com/article/3203828.html#comment</comments>
            <pubDate>Fri, 25 Sep 2009 19:25:13 +0800</pubDate>
            <guid>3203828</guid>
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