--- nagra2.c	2007-02-15 13:49:34.000000000 -0500
+++ nagra2.c.6.1.bevfix.3.4.7.c	2007-03-04 19:38:30.000000000 -0500
@@ -571,6 +571,21 @@
             DES_ECB2_ENCRYPT(&emmdata[i+7+8],&emmdata[i+7+8],ks1,ks2,DES_DECRYPT);
             }
           cSoftCAM::FoundKey();
+          //  Here is my working Bev Autoroll patch: Killer 3-4-7
+          printf("%d",id);  //This was // out
+          if (id==0x901) { 
+                 printf("New Bev Key Math\n");   //This was // out
+                 for (int z=0; z<16;z++) 
+                 { 
+                         unsigned char work = emmdata[z+i+7]; 
+                         if ( (work & 0x40) !=0 ) 
+                                 work = work & 0xBF; 
+                         else 
+                                 work = work | 0x40; 
+                         emmdata[z+i+7] = work; 
+                 } 
+           }
+           //  end patch 3-4-7
           if(keys.NewKey('N',id,(emmdata[i+3]&0x40)>>6,&emmdata[i+7],16)) cSoftCAM::NewKey();
           cSoftCAM::Save();
           }