deletions | additions       diff --git a/Broadcast and Multicast Encryption.tex b/Broadcast and Multicast Encryption.tex  index d2351cb..868a870 100644  --- a/Broadcast and Multicast Encryption.tex  +++ b/Broadcast and Multicast Encryption.tex 
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\begin{itemize}  \item Broadcaster picks group key $K$ from a finite set  \item Broadcaster generates a $(t,n)$ threshold scheme (Shamir secret sharing)  \item $k' = f(0) f(0)$  mod q$ $q$  \item Every user $u_i \leftarrow (i,f(i))$ given a share. $q > $ number of subscribers.  \end{itemize}  \item Revocation