刚才试了一下，只要打开这个页面：http://licenseserver.windowsmedia.com/v2revocation.asp 就可以更新License Server的Revocation List（DRM Component撤回清单/废除清单？）。

页面里内嵌一段JavaScript，内容详见页尾。

所以，如果你有幸从微软申请到一份Client DRM Component，请妥善保管，千万不要滥用。否则，微软在接到举报后，就会把你手中DRM Component的Key添加到这份清单里。


<SCRIPT LANGUAGE="JavaScript">
<!--
function LoadRevocation()
{
    enrollobj.StoreRevocationList("MZkUIdJD6UB4IGAoMqM1*2X23SaQMSjoUJQbYMPbV4KCqjgCRmaKGwIAAAAgAQAACAAAAAAAAAAoAAAANsoG8h076HTyFMMZjG1vHXeZmFeFES14zclivEcB3FgtMrxadnl2aQAAAAAoAAAAkT8hU9tuYui*2dyuJ8!6VtLNWnr7z7GY7MGD8johDA1aGt2taWZlOwAAAAAoAAAAEEHRFbXHQQGkpQhOQnuMj4KgSSCfy!ogHo08y!ZTAQoQPsKkUXSQfQAAAAAoAAAASSBW8Brm2QMFmXjMc0fsJoZC910j03VkHoAP70Up8ehGlx*idNilggAAAAAoAAAALUFOb8j!cSiwzc1e2S2ZkrlxWU1atzf2Ggr8DObXsl4DanBZrYGWeAAAAAAoAAAAhpK3pGFUkDLH2Z7rgkmlaXlsGi9LvHXWtUK9Mn2uzZug8554SvW6aA==");


    enrollobj.StoreVerificationKey("0.1.0.0", "ZHyme!DRoiebD8uLV3V2UEbUkhd8pDjcCeVsS8P8V3u3B0i5RVpFcA==");
    enrollobj.StoreVerificationKey("0.1.0.2", "FiLzeUi!jkNCFzhKaQQh5v0J1jAyq5mDc6F9P2JUFALIasYmYQ!5aA==");
    enrollobj.StoreVerificationKey("0.1.0.3", "mpkrB5kvgOd0iwwv1zsgcNflD0PEITMglW7mN9zN3FngV9!cnRvtQw==");
    enrollobj.StoreVerificationKey("2.0.0.0", "XVEsJxPWYxSbiKqOcy9htr1iqgPgP3OnBJ0cbTTO4Fg50qtpS0alUQ==");
    enrollobj.StoreVerificationKey("2.1.0.0", "WRZPSd6hM7Q9ZakF9NO3ydZA7UN888SR*!j!cH!wrd18zsbXVdR4fy==");
    enrollobj.StoreVerificationKey("2.1.0.1", "WRZPSd6hM7Q9ZakF9NO3ydZA7UN888SR*!j!cH!wrd18zsbXVdR4fy==");
    enrollobj.StoreVerificationKey("2.2.0.1", "WRZPSd6hM7Q9ZakF9NO3ydZA7UN888SR*!j!cH!wrd18zsbXVdR4fw==");
    enrollobj.StoreVerificationKey("2.3.0.0", "XVEsJxPWYxSbiKqOcy9htr1iqgPgP3OnBJ0cbTTO4Fg50qtpS0alUQ==");
    enrollobj.StoreVerificationKey("2.3.0.1", "qggfXDKiFYpTbXNh8Yf4t15vLECV5fhQQIgYm*X1ldz6hJUbJvsYaQ==");

    enrollobj.StoreVerificationKey("2.3.1.6", "Ga!FAamGzhohAnjHfFJyubas7Rd7j64cABmRNb5cdI!RpHDuxz2KEw==");
    enrollobj.StoreVerificationKey("2.3.1.7", "d8vfu5luELvBvfZvVDZ6B6ETyGBhmHDuGP8xrbxIRifrbxF6qDCAbQ==");
    enrollobj.StoreVerificationKey("2.3.1.8", "ToVOUa!EYs6U682hw*rR5!FxZFWdnYHt80gwhnv0KM6QBS32qDfOMg==");
    enrollobj.StoreVerificationKey("2.3.1.9", "QQ4W4g8NJxAMMXl*1!tfydF!pmVYyQI8loTxMybTkCrFNM6Bh!YeIg==");
    enrollobj.StoreVerificationKey("2.3.1.10", "HwcjqQGqPmMGIUVWNY3dXEYaNYbuTm8C63xGdyQsvV5fpFvuedxziQ==");
    enrollobj.StoreVerificationKey("2.3.1.11", "ITddZAN!bRLKzXMDxjWj7XBU8A*K4Rqgmh54eDKLV0XLGPK6COPaHQ==");
    enrollobj.StoreVerificationKey("2.3.1.12", "Sc94lD6undJPeOa8kT0SmH4kwS7CUwOkXkyBamGuHdGMNzvCYwdvZQ==");
    enrollobj.StoreVerificationKey("2.3.1.13", "Hyth0vHKcq!wvinbeT14S5u!6QZmy57pcOrvtHWLKtNA0dFqgjQwIA==");
    enrollobj.StoreVerificationKey("2.3.1.14", "Qc2whWkFy65Kbs367KpunJilm3htqdBMkc8030LdQL4Xmc6!q*7VdA==");
    enrollobj.StoreVerificationKey("2.3.1.15", "CoKzb0!wcWIbTPN1XnB5Mmk8TizhCK1mhgXjB0MerpkvZhVovomtHA==");
    enrollobj.StoreVerificationKey("2.3.1.16", "C9LqmkiyeAf2mipVtw8VAUPjRm8UT0sxijDZ!PfGcxaGPdLkuNBENg==");
    enrollobj.StoreVerificationKey("2.3.1.17", "RT*aBrsFJebdkWSlNGK3siV4pjEojS08GDtSCQMzTelAWLIq1THSbg==");
    enrollobj.StoreVerificationKey("2.3.1.18", "xx4!4jOiPJZfWbF5TduDenssBlSWnSYUvDfHW7xSlilMHsEHNWnbXQ==");
    enrollobj.StoreVerificationKey("2.3.1.19", "n7u6qpGViLGT3NLMy*FdFdZlcjcm4HYjOqRmNcYC0x0*S2meL9uLcQ==");
    enrollobj.StoreVerificationKey("2.3.1.20", "eP7SjZ1YDvkjVGyvF!BvKX2DmHjDanzneusphp2auTXzOtPg2Rt5Ug==");
    enrollobj.StoreVerificationKey("2.3.1.21", "GIUNyCmGDoRlzzGla3c0aiPTg0vyyXLo3H5CbWNIYf5zllDFpB7nEg==");
    enrollobj.StoreVerificationKey("2.3.1.22", "WIvAxaflUN1CZ7dJAyGpyJGFSEafqo6Va8vbOr9pz9KSm1O48NeYUQ==");
    enrollobj.StoreVerificationKey("2.3.1.23", "47LT01F43eA8zl5QfbYKqbFFs2VTCyZX!xRXRB4u3u945nUiMB3OJg==");
    enrollobj.StoreVerificationKey("2.3.1.24", "dZvW6TzLvBwTL50dcawawJRYM0gcewtJlpoDqotHt6AOxXWuhaMvQg==");
    enrollobj.StoreVerificationKey("2.3.1.25", "2PpP1aCOSqUteAKs7HpY2uKEjUWOTGlcaFkDPhvwSuTUFOngkS4QfQ==");

    enrollobj.StoreVerificationKey("2.3.1.26", "tkr*KWdnlccNwNdU1TxfJyntnXpJbP3GbviUYWzYhS3t3ij7Je*bQA==");
    enrollobj.StoreVerificationKey("2.3.1.27", "6r3ztXZCV3NdUOHSlsraf4RgdDQTmKORNw0IhelPccaB4zeWSITlLA==");
    enrollobj.StoreVerificationKey("2.3.1.28", "P2OGaKFYKVPbYbjnIpuew2xDKkX*vkYXlk2nVao8PNdroY8*HwUNYw==");
    enrollobj.StoreVerificationKey("2.3.1.29", "mlDn8r4rJOlxKc6imhmfTEF*sYUDGz!9bQvSwCAtvlt9BOZ4BEjQXA==");
    enrollobj.StoreVerificationKey("2.3.1.30", "CPqF2uCV1oObakklHKKbMwMiDlpT1GFIQoA5YAOrFBlYNUuy2BdEfw==");
    enrollobj.StoreVerificationKey("2.3.1.31", "EFvEddxe4I1walAjxgCSlFrZAUPkUH*g4JEU7sAcgt0Awsz2X92jWg==");
    enrollobj.StoreVerificationKey("2.3.1.32", "oWEUwuGwb9qtUHiZcjJFjY1zYixegxRy9!PP6wlyVG0cU6Aw6q5JFA==");
    enrollobj.StoreVerificationKey("2.3.1.33", "Vl0oTeRfY3TCcm34n6LdbRd9PWyp00Cx7WkqRWOSnN4XJ5h*YmWnFw==");
    enrollobj.StoreVerificationKey("2.3.1.34", "jUmEzYOD4akuB11ZYJ4WJaJy6y8domj2!fhh5xDvUhpFnDxp6Tc8SA==");
    enrollobj.StoreVerificationKey("2.3.1.35", "SrEylvIda*3*mo3NTfEIdBhdrSmfbPu1yt8EYFxm3CY2urCuGX6!Cw==");
    enrollobj.StoreVerificationKey("2.3.1.36", "yR1MchMIdl*JVW0kK90vSkvLv1DElkKvMnHK*qhLPj0YUZKpiIkLXQ==");
    enrollobj.StoreVerificationKey("2.3.1.37", "3*IGl3tMjkG5ysoxWwRrrJoNlSiJuLiSn0oapF4V3tmBM7WleyicAg==");
    enrollobj.StoreVerificationKey("2.3.1.38", "Ci1sUUbxTG1ODlrE4LGE*JhwKUHAmfSCGM81kExAok2JWBI4hbQbLA==");
    enrollobj.StoreVerificationKey("2.3.1.39", "KBOKt!CQcWq5zw0kmuxpeGzpIwc6DkiP5!O!c0ajGoPrOY3HqL5CIw==");
    enrollobj.StoreVerificationKey("2.3.1.40", "dbIsZqP0qz8yvWMEuXrztBc5kA!z7t7MsNkf83hHGsQjleHOSoHRGQ==");
    enrollobj.StoreVerificationKey("2.3.1.41", "6ROjTurvOUx3!cFiZy*8ANDkU4F4XU98M5ORVXjj8KpALzVam6!JOw==");
    enrollobj.StoreVerificationKey("2.3.1.42", "Vm9bN!k!vmYwSwyQfD!un8kTSGBsrS!cG8I!u*5vQJkXnNSisu1uMA==");
    enrollobj.StoreVerificationKey("2.3.1.43", "gZl9Qlzhgre77gTd!xDRZFoj*yZ4QUun8opVJTO88tIqEydKyphtTg==");
    enrollobj.StoreVerificationKey("2.3.1.44", "iKvpavLdW8zZLNrOnu52diiDtinQPcc2dteLU75438QcDuG7CG5RJQ==");
    enrollobj.StoreVerificationKey("2.3.1.45", "n4tvrk6LNGkkonSslO!WplZsOX0yHhScsuYfE9Sj!6Mo3CDxA7rDLg==");

    enrollobj.StoreVerificationKey("2.4.0.0", "VotWGh*UN2vpCk*1I7ddSV1i4QSo6kPSJ!FUGVjinvIOkw8CGDWWeg==");
    enrollobj.StoreVerificationKey("2.4.0.1", "eRXjU55mUvPWEhHpEUhyaTxG9ghAeofiwSY4!ZkrcunYb!WSJv!HGw==");
    enrollobj.StoreVerificationKey("2.5.0.0", "X83C7jNyzoz7jRU7UD2w5VQeR3wJPpN!FC0egyXCuFF1kSL81h*dVA==");
    enrollobj.StoreVerificationKey("2.5.0.1", "cmS4o*wAzzPLbN0e2r7UM28xAoGZpozixOevXQWhCm75*blUFfoLfA==");
    enrollobj.StoreVerificationKey("2.6.0.0", "Iz9JNvoY83HdvoTl*lsSUz*zAX4LWSa2i52Nqf4PdtzC9iTjR2npVQ==");
    enrollobj.StoreVerificationKey("2.6.0.1", "dcvkoW2r3rpk9THHHIM6UOJ6W2Q081YsrkWivzlyCrX6foOkCRuYLg==");
    enrollobj.StoreVerificationKey("2.7.0.0", "!Tq9YAjzIyyYpztoTyh7zRT5DgAjII*tiYpxeIAKY8nwCxbV2goDIg==");
    enrollobj.StoreVerificationKey("2.7.0.1", "KyAFzGJVoBsMxA1CA7cOqS9Q0Qk1KIjAnjavThCDqq4ShR0qUrCpOw==");
    enrollobj.StoreVerificationKey("2.8.0.0", "0a9k**mx46q4AcYlmQgGG47hU0I!v0vUU2shMHjPNE*dIq5o8P40eg==");
    enrollobj.StoreVerificationKey("2.8.0.1", "3XNTqSjYZTw6e*1H8b1CRPp9zCoP5SPClfmGj7cxpXiOayQ0INlyUQ==");
    enrollobj.StoreVerificationKey("2.9.0.0", "9A0r!f4L1c67Egh29XVE!RXKKm5kXVHhSUL98SYTMY17PbE7D0eKBA==");
    enrollobj.StoreVerificationKey("2.9.0.1", "UWLWjNBxuCjlzK*Xk!rAxOIGF1fMXCp39e0ANbI7!trMQMpZr6QMIg==");
    enrollobj.StoreVerificationKey("2.10.0.0", "d5KA6ofaIKnT0KpjHTKlgUOybFg9GFn0FlAxi3jD8RV2SXyE6jjADw==");
    enrollobj.StoreVerificationKey("2.10.0.1", "2NMuXjYVtxXnUZfNcmHGUA8b4zotQNzQBp5a2DDf5SlxK!V1kjlhTQ==");
    enrollobj.StoreVerificationKey("2.4.101.5", "gPf8Fn8EnbGoSXwNhGU+akrwiQj2YagZRizF8C/uzaUlQcgnU4OZBw==");
    enrollobj.StoreVerificationKey("2.4.101.1", "7EAjeBnpfXk+w2nShPKqy5sW9wi8COcUjHIIKl3Hgk5z4I7XqUI6KA==");
    enrollobj.StoreVerificationKey("2.4.101.3", "h02AeCF13NomYAD24fu2d0D+m1OGv1BQLKw35SXs51dxTYDc2dxrZA==");
    enrollobj.StoreVerificationKey("2.4.101.11", "KVBLXMktlWwfeRGZyTnuwtWa/wBOrkulw5++FhvHssvYF+dQPBOcGg==");
    enrollobj.StoreVerificationKey("2.4.101.7", "aiipGAu432sTbXPtO9vsaHzvbD2so7RSvZJufFUgUyXEXASU9uEGhA==");
    enrollobj.StoreVerificationKey("2.4.101.13", "qLmX1jHoMqFIZUWSp8jPPfAJCwDKuxJ5DqQCHmvsHr7D5G4go09DPQ==");
    enrollobj.StoreVerificationKey("2.3.1.46", "XWn2ceoxGvf0vCsFKRMFQb0yl4LOmwPUmI7r!aAy3sqgUKtGIUMwCg==");
    enrollobj.StoreVerificationKey("2.3.1.47", "YYYzCq8XTIGoFYfJ3*mwA!yENCXrLQkbU15i7Ipgo0HTj1R722dUYg==");
    enrollobj.StoreVerificationKey("2.3.1.48", "3dE9mf89m4ZCyWntMJMww*GA8UUkQN8xpTT927PxFXYBUQc!c9HgAw==");
    enrollobj.StoreVerificationKey("2.3.1.49", "0XMV6w*dPIZUSDJ81VX2xVneQSi5ex6BcVnKtVjRMM8NKU4cmgVwBw==");
    enrollobj.StoreVerificationKey("2.3.1.50", "xMFD973I*ELie6sUoLjcGJLsxYfwyUP9bzPa19pXZbGwqMMCwW!6RQ==");
    enrollobj.StoreVerificationKey("2.3.1.51", "GsR*xRM!Vop2Lm6ddeKSCVnq!w6w5b4NQMaS27LE4!swwVjpc9ahHA==");
    enrollobj.StoreVerificationKey("2.3.1.52", "28tKZ7t14nAZ6CFsNE5i!AV0lHyiEieJMEPXcEyLityj31f1b*nvZA==");
    enrollobj.StoreVerificationKey("2.3.1.53", "ljIE2VzT08Zk!DR1zlghO0Y3QVtCIHHEG!VQaDI*Zf7rzbqQc!kBLg==");
    enrollobj.StoreVerificationKey("2.3.1.54", "4SAvA62dVO2iy2hCC5jRlqHO9EHV!Kz*FgC8yu!URMpKUN8i210WaA==");
    enrollobj.StoreVerificationKey("2.3.1.55", "Ao!55la2IcsiNENu4lQKtBjOgII2EDZrxBjBcGcQDM804ttSMLrhWQ==");
    enrollobj.StoreVerificationKey("2.3.1.56", "4rP55dBCfmw9IdwUKxOyexaw4Tm3bPDMd52ceEF0pV5DQQzr5sL7aA==");
    enrollobj.StoreVerificationKey("2.3.1.57", "mEzJ5tsVF4CsCEp!9goVPXLp8IcnJlpvwLZaCdikpHRbC*EVwSFXIQ==");
    enrollobj.StoreVerificationKey("2.3.1.58", "XlS92XooSFZNmuZHKK4kYq5tW1n5xJDbc!A*zgLYzGCAcmVAcvkuGA==");
    enrollobj.StoreVerificationKey("2.3.1.59", "dG!oL8cMh7BnHDfLeD0hjuTzEWgXK!YBhMS2obqQjemFe9137ZP5DA==");
    enrollobj.StoreVerificationKey("2.3.1.60", "KKSpxSiiPF9l4cvxGSIVAEx*lQE9y2MGmojPFMPXTjW*AYDGKNFuSQ==");
    enrollobj.StoreVerificationKey("2.3.1.61", "epXp66xlFtlX74zYYUDp3mwcoin2haRAGYlwmi92zlOqgJOxbCaTgw==");
    enrollobj.StoreVerificationKey("2.3.1.62", "fVRzPLwk5GsUnaMgD*B9EbQfkHF294p*CTj5Jb6sr3plSjyOYa69Yg==");
    enrollobj.StoreVerificationKey("2.3.1.63", "d7iC0tk94GO*zjYVouUDNGeT8Xi!orefhIQ2JWpTTMZRNW3j7kNVZw==");
    enrollobj.StoreVerificationKey("2.3.1.64", "Ax*txjiHRlXXcCJC9scQ*lakph5gR8vDGCXtwRbWSJEsvLvW1jtEZg==");
    enrollobj.StoreVerificationKey("2.3.1.65", "hj1iz1O2Ki*2H8vYh9e47o0!Bw8J9VIvBB74kL5oygf8iUOg54rkaA==");
}
//-->
</SCRIPT>