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IC解密白小姐四肖必选一肖 > 半导体行业 > 一文了解MCU解密与MCU单片机的发展历程
一文了解MCU解密与MCU单片机的发展历程
编辑 :

ZHUANYEXINPIANJIEMIGONGSI

时间 : 2019-05-11 11:35 浏览量 : 66

什么是MCU解密?

芯片解密是指从已经被加密了的芯片里,把存储的代码拷贝出来。嵌入了程序代码的芯片有很多种,而MCU只是其中一种。单片机(MCU)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MCU芯片解密(MCU解密)。

MCU芯片解密

MCU单片机解密的发展历程:

WEIKONGZHIQI(MCU)ZHENGZAIBIANDEYUELAIYUEFUZA,YUELAIYUEQIANGDA,YINERYUELAIYUEYOUYONG。DANSHIZHEIXIEJINBUDOUSHIDOUDAIJIADE。

白小姐四肖必选一肖KAIFADAIGAOJIDIANYUANGUANLIGONGNENGDEDUOHEMCUYINGJIANBINGBUTAINAN,YOUYUCUNCHUQIDEXIANZHI,KAIFACHUSHIHEDUOHEMCUDERUANJIANZENANDEDUO。CPUXITONGKEYIYONGSRAMPIANSHANGCUNCHUQI,HUOZHEWAIBUDEDRAM。BUGUODUIMCUXITONGERYAN,SUOYOUDECUNCHUQIDOUZAIPIANSHANG。SUOYICPUXITONGKEYIPAODAXINGDELinuxHUOWindowsCAOZUOXITONG,MCUZEZHINENGPAOXIANGDUIJIANDANDESHISHICAOZUOXITONG。

“YISHIPINSHICHANGWEILI,NIKEYIKAIFAJIYUMCUDEYINGYONG,YEKEYIKAIFAJIYUCPUDEYINGYONG,SHENZHIKEYIKAIFALIANGZHONGXITONGDOUNENGPAODEYINGYONG,”Cadence IPSHIYEBUCTO Chris RowenSHUO,“SHIYONGMCUDESHIPINFENBIANLVGENGDI,BULUNSHICPUFANGANHAISHIMCUFANGAN,DUOYANGHUADESHIPINJIEKOUDOUHUIRANGSHEJIBIANDEFUZA。YONGCPUXITONGKAIFAYAOQIUXIANGDUIMEINEIMEYAN,LIRUNIKEYIBAZHENGGEHUANCHONGQU(buffer)XIEMAN,ZAIMCUJIUBUTAIKENENGZHEIMEGAN。YONGMCUKAIFA,SHUJUDEJIAOHUANGENGXUYAOJIQIAO,SUOYICHANSHENGGUZHANG(bug)DEKENENGXINGYEZENGJIALE。”

GENGNANDESHILIYONGMCULAIFENDANCPUDEFUDAN,LIRUZUOWEIXIECHULIQIQUJIASUMOUZHONGJISUAN,HUOZHEZUOWEIDIGONGHAOYINGYONGSHIDEBEIYONGCHULIQI。

“KAOYANMCUDECHENGXUYUANDEWENTISHIRUHEMANZUCHULISUDUDEYAOQIU,” RowenSHUO,“ZIDONGCHEKUMENKAIQIHUOZHEGUANBIHUAFEIJIBAIHAOMIAODOUKEYIJIESHOU,DANYAOMANZUGAOSUSHUJULIUDECHULIXUQIU,ZEXUCAIYONGBINGXINGCHULI。SUOYIDANGBAMCUSHEJICHENGLINGYIGECIJIJISUANYINQING(sub-engine)SHI,NIXUYAOCHULIQIYOUNENGLIJINXINGSHUJUJISUAN,ZHEIJIUYAOQIUBIANCHENGFENGGEFEICHANGYANJIN。ZAIGAOSUSHUJUCHULICHANGJINGXIASHIYONGMCU,FEICHANGFEICHANGNAN。”

SUIRANYOUZHUDUOKUNRAO,MCUDEYINGYONGCHANGJINGBUDUANTUOZHAN,SHIYONGFANGFAYELVLVTUPOCHANGGUI,RUJINZAIFUZADEXITONGJIXINPIAN(SoC)ZHONGNEIJIANMCUYIJINGHENCHANGJIAN。ZAISoCZHEIZHONGFUZAYINGYONGCHANGJINGZHONG,MCUDEGONGNENGYIBANDOUZHIZUOTEDINGDERENWU,LIRUHUANXINGCPU,DANWULUNCONGSHEJI、YANZHENGHAISHIYIZHIXINGDEJIAODULAIKAN,ZAISoCZHONGRANGDUOGEMCUXIETONGGONGZUODOUFEICHANGNAN。

“ZAITONGYIKESoCZHONGJICHENGCortex A(CPU)YUCortex M(MCU)DEQUSHICHENGXIANJIASUZHUANGTAI,”Mentor GraphicsQIANRUSHICHANPINGAOJICHANPINXIANJINGLIAndrew CaplesSHUO,“YIGAOJIJIASHIFUZHUXITONG(ADAS)ZHEIGEQIANRUSHIYINGYONGZUIJINGHUADEDAIBIAOWEILI,KEYIYONGDUOGECHULIDANYUAN--WEIKONGZHIQI(MCU)、WEICHULIQI(MPU)、SHUZIXINHAOCHULIQI(DSP)--LAISHIXIANADAS,SoCYIWEIZHEGENGDIDEGUZHANGLV、GENGDIDECHENGBENYIJIGENGDIDESANREXUQIU,DANZENGJIALERUANJIANSHEJIDEFUZAXING。KAIFARENYUANYAOZAISoCJICHENGDEMCU、MPUYUDSPSHANGKAIFADUOGESHISHICAOZUOXITONG,BINGZAIZHEIYIKEXINPIANSHANGKAIFAHEDIAOSHI。ZHEIJIUXUYAOKAIFARENYUANDEFANGANNENGGOUSHIYINGBUTONGDEPINGTAI(MCU、MPU、DSP),ZHEIJIBANDAOTIGONGSIZENGJIALEHENDUOYALI,WEILEBANGZHUKEHUZHENZHENGLIYONGQISoCZHONGDESUOYOUQIJIAN,TAMENXUYAOTIGONGJIKAIFAZHEZUGOUDEKUWENJIANHEJIEJUEFANGANCANKAO。”

CaplesBIAOSHIZHIYAODUOHESoCDEYINGYONGYOUCAOZUOXITONG,JIUYIDINGHUIYUDAOYIDUITONGBUWENTI,YINWEIBUTONGHEZHIJIANKAODENGDAILAIXIETONGGONGZUO。“WOMENZHENGZAIWEIZHEIGELINGYUDEYINGYONGKAIFAGONGJU,”TASHUO,“DUIYUYINGJIANGONGCHENGSHILAISHUO,GUOQUZHEIXIENIANMOERDINGLVYIZHIHENYOUXIAO,YINGJIANDEXINGNENGZAITISHENG,CHENGBENZAIXIAJIANG。DANSHIRUANJIANKAIFAQUESHILINGWAIYIHUISHI,SUIZHEXITONGFUZADUYUELAIYUEGAO,RUANJIANKAIFADECHENGBENBUDUANPANSHENG,ERQIEXIANZAIKANBUDAORENHEKEYIGAISHANDEJIXIANG。”

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白小姐四肖必选一肖“MCUYUELAIYUEFUZA,”ARMJIANMOJISHUZONGJIAN Bill NeifertSHUO,“YINRU32WEIWEIKONGZHIQIYIHOU,RENMENKAISHIWENKEYIYONGZHEIXIEMCUZUOSHENME。”

白小姐四肖必选一肖MCUDANGRANBUZHIYONGZAIQICHEDEANQUANLINGYU,CONGGONGYESHEBEIDAOZHINENGTUOXIEZHEIZHONGXIAOFEILEICHANPINDOUKEYIYONGDAOMCU。YIJIANKONGRENSHIFOUHUADAODEZHINENGTUOXIEWEILI,DICHENGBEN、DIGONGHAODEQIANRUSHICHULIQI(MCU)JIUFEICHANGSHIHE,YINWEIQIKEYIWEIMOUZHONGYINGYONGDINGZHI。

白小姐四肖必选一肖“MEIGERENDOUXIANGYAOZUIYOUXIAODEJIEJUEFANGAN,DINGZHIHUADEMCUZAICHENGBENHEGONGHAOSHANGDOUYOUYUTONGYONGCHANPIN,”NeifertSHUO,“TEBIESHIWULIANWANGSHEBEI,HENDUODOUSHIDIANCHIGONGDIAN,YINCIDUIYUGONGHAOFEICHANGMINGAN。YONGHUXIWANGNENGZHAODAOZHUANYONGCHANPINBANGZHUTAMENKUAISUKAIFA,YOUQISHIXIAOFEIDIANZILINGYUDEKEHU。DINGZHIHUAMCUYEXUYAOJIANMO,DANFUZADUBICPUHUOGPUDIDUOLE。”

白小姐四肖必选一肖FUZADUSHIXIANGDUIDE。“WOMENDASUANYONG64WEIDEMCUKAIFAZHENZHENGZHINENGDESHEBEI,”Vista Ventures JINGYINGHEHUOREN Jim HoganSHUO,“DANZHEIXIEMCUDEDAIMADUIZHANXIANGDANGYOUXIAN。”

ZAIZHEIZHONGQUSHIXIA,MCUYEKAISHIJIERUDAOJISUANDANGZHONG--TEBIESHIWULIANWANGDEYINGYONG。“BUSHICHUANTONGDEJISUAN,” ARM WULIANWANGSHICHANGFUZONGCAIZach ShelbySHUO,“ZAIMEMSYINGYONGZHONG,LIYONG32WEIHE64WEIMCULAIJISUANYIJINGHENCHANGJIAN。GUANJIANZAIYUWOMENRUHEJIANGRUANJIANSHEJICHENGDALIANGZHONGFURENWUDELEIXING。FPGABUSHIHEDIGONGHAOYINGYONG,RUGUOZAIYIKEHUNHEXINPIANXINPIANSHANGSHIXIANSHIPINJIANCESUANFA,JIUBIXUYONGDAOWEIKONGZHIQI,BUGUOMCUHAISHIYONGLAIWANCHENGBUDUANZHONGFUDERENWU。”

白小姐四肖必选一肖MCUDEPIANSHANGCUNCHURONGLIANGJIAOSHAO,CHANGCHANGWEIMCUYUCPUHUOZHEQITAMCUXIEDIAOGONGZUODAILAIMAFAN。TEBIESHIZAISHIPINLIUMEITICHULIYUTUXIANGSHIBIEYINGYONGFANGMIAN,YUELAIYUEDUODESHUJUCHULISHIXITONGSHEJIXUYAOJIEJUEDEDAWENTI。CONGXITONGSHANGCENGLAIKAN,YOULIANGZHONGFANGFAKEYIJIEJUEZHEIYIWENTI,DIYIZHONGFANGFASHICAIYONGGENGKUAIDECHULIQIGENGDUODECUNCHURONGLIANG,DIERZHONGFANGFASHICAIYONGGENGDUODECHULIQIYITIGAOCHULIXIAOLV。SUIRANMEIGECHULIDANYUANDESUDUBIJIAOMAN,DANDUOGECHULIDANYUANHEZUOKEYIJIANGSHUJUCHULIRENWUZAIXIANDINGSHIJIANNEIWANCHENG, DANGCHULIRENWUFANMANGSHI,ZHEIXIEMCUYEKEYIJINRUKONGXIANZHUANGTAI。

“RENMENXUYAOZHEIZHONGLINGHUOXING,YINWEINIHUIYOUHENDUODEYIZHIYINGYONG(heterogeneous application)YAOCHULI,NIYOUBUYUANYICAIYONGTONGZHIMOXING(homogenous model,CPUHUOZHEGPUZHEIZHONGSUOSHANZHANGDEJISUANFANGSHI)LAISHIXIAN,”NetSpeed Systems CEOYULIANHECHUANGSHIRENSundari MitraSHUO,“WEIKONGZHIQIDEYOUDIANSHIQIYOUYITAOKEBIANCHENGDEWEIDAIMAYINQING(microcode engine),YONGHUKEYIGENJUYINGYONGHUANJINGXUANZEHESHIDEJIAGOU,YINCIBICHULIQIYINGHELINGHUOXINGGENGGAO。WEICHULIQIKEYIJIYONGHUYIXIELINGHUOXING--SUIRANBUTAIDUO,DANBIJINGDUOLEXIELINGHUOXING。ZHEIRANGYONGHUZAIJIAGOUFANGMIANJUBEILEGENGDUODELINGHUOXING。CPUZAIFUDIANJISUANFANGMIANGENGJUYOUSHI,GPUZAISHIPINCHULIFANGMIANGENGJUYOUSHI,MCUZECHUYULIANGZHEZHIJIAN。MCUKEYONGYUKECHUANDAIDENGWULIANWANGZHONGDUANSHEBEI,YEKEYONGYUQICHEYINQINGDEKONGZHI。MCUDEJIAGOUYAOYOUZUGOUDELINGHUOXINGHEZISHIXING,YISHIYINGBUTONGDEYINGYONG。RUGUOKAIFARENYUANQINGCHUYINGYONGDEGONGZUOLIUCHENG,BINGDUICIJINXINGXIANGYINGDEYOUHUA,SHIYONGMCUNENGWEINIDEJISUANYINQINGDAILAIYIXIEDUOYANGXING。 DINGYIMCU

白小姐四肖必选一肖TONGCHANGLAISHUO,MCUSHICPUYUGPUDESHOUSHENBAN,JISUANNENGLIXIANGDUIRUO,PAODESHIZHONGSUDUYEBIJIAODI。ZAICUNCHUJIAGOUSHANGMCUYUCPUHEGPUDEQUBIEGENGMINGXIAN,TEBIESHI8WEIYU16WEIMCU,TONGCHANGZHIYOUPIANSHANGCUNCHU。YINWEICHENGBENDI、GONGHAOGENGDI,SUOYIHENSHOUHUANYING。DANGAOJIDE32WEIMCUYUDIDUANCPUDEQUBIEYIJINGBUMINGXIAN,64WEIDUOHEMCUDECHUXIANGENGRANGRENKUNHUO。

“CONGDADEFANGMIANLAISHUO,GENJUGONGZUOFUHEDEBUTONG,CPUTONGCHANGHUIWEIDANXIANCHENGHUODUOXIANCHENGXINGNENGYOUHUA,”MitraSHUO,“RUGUOKAOLVSHISHIXINGDEYAOQIU--WULIANWANGZHONGYOUHENDUOSHISHIXINGYINGYONG--XITONGXUYAOZUOCHUSHISHIXIANGYING,CPUTONGCHANGBUHUIDUISHISHIXINGRENWUJINXINGYOUHUA。JIASHEYOUZHEIYANGYIGEYINGYONGCHANGJING,CPUXUYAOJIANCEZHOUWEIHUANJINGZHUANGKUANG,DANGHUANJINGFASHENGBIANHUASHIZUOCHUXIANGYINGDEJUECE,ZHEISHIBUDAKENENGYONGCPULAIFANFUDEJIANCEMOUYIDIAN,ZHEIJIUSHIMCUDEYONGWUZHIDI。NEIMESHIYONGMCUDAODIYOUSHENMEBUTONGNI?CPUYUGPUDOUHENRONGYILIJIE,DANMCUBUSHIZHEIYANG。YINGYONGMCUYAOMIANLINKEYONGXINXIGENGSHAO、SHEJICANSHUCHANGCHANGBIANGENGDEZHUANGKUANG,SUOYIKAIFARENYUANYAOSHIYING。”

TONGYANG,YOUYUMCUYINGYONGDEDUOYANGXING,HENNANQINGCHUDEDINGYIMCUDESHICHANG,YEBURONGYIYONGTONGYIBIAOZHUNLAIYUCEMCUSHICHANGDEZOUSHI。ZAI2016NIAN5YUEFENDEBAOGAOZHONG,Brisk InsightsYUCE,DAO2022NIANMCUSHICHANGJIANGBAOCHI15.8%DENIANFUHEZENGZHANGLV,Brisk InsightsRENWEIZAIWULIANWANGYINGYONGDETUIDONGXIA,32WEIMCUJIANGSHIZENGZHANGZUIKUAIDESHICHANG。DatabeansDESHUJUZEBIBrisk InsightsBAOSHOUHENDUO,QIYUCENIANFUHEZENGZHANGLVWEI6%,MCUSHICHANGZUIDADETUISHOUSHIGONGYEXUQIU。

GartnerZEJICHULEMCU LINGYUDEPAIMINGQIANLIEDECHANGSHANG,TAMENSHIRUISA、ENZHIPU(NXP)、YIFABANDAOTI、Microchip、DEZHOUYIQIHEYINGFEILING。

DANMCUBUDUANCHUXIANZAIXINDEYINGYONGCHANGJINGZHONG,ZHEISHIDEMCUDESHICHANGYUELAISUIPIANHUA,YIZHINANYIZHUIZONG。

白小姐四肖必选一肖“MEIZHONGFEICHANGFUZADEXINPIAN,JIHUDOUBAOHANLEMCU,” Arteris SHICHANGFUZONGCAIKurt ShulerSHUODAO,“ZAIQICHELIMIAN,DAOCHUKEYIJIANDAODULIGONGZUODEMCU,DAXINGXINPIANWANGWANGYEYOUMCUZAIHOUTAIYUNXING,MCUZAIWUXIANSHUZIJIDAIYINGYONGZHONGYEHENGUANGFAN。”

白小姐四肖必选一肖SHIYONGMCUDESHEBEITONGCHANGJIANGCHENGXUYOUHUAYITIGAODIANYUANXIAOLV,XIANZAIKAIFARENYUANRENGZAITONGGUOYANZHANGHUANXINGSHIJIANDENGFANGSHILAIJINYIBUJIANGDIGONGHAO。KAIFARENYUANSUOMIANLINDETIAOZHANGENGDUOBUSHILAIZIYUMCUYINGJIANNENGLIFANGMIAN,ERZAIYURUHEZAIXITONGZHONGGENGGAODEFAHUIZHEIXIEYINGJIANNENGLI。

      欣荣科技单片机解密公司会根据市场需求的变化和产品的更新换代,提升该产品的功能升级和扩展,为广大客户提供定制化的MCU解密,IC程序反汇编电路板抄板设计白小姐四肖必选一肖技术服务,我们期待与广大客户真诚合作,欢迎您的来电!