some typing errors corrected

diff --git a/USAGE.blockciphers b/USAGE.blockciphers
index 688de9f1777b9a1dfee7df1fe0d41a70152a6603..f0bc9d823392b17ed5cfae86623b3f7ea0f20757 100644 (file)
--- a/USAGE.blockciphers
+++ b/USAGE.blockciphers
@@ -208,9 +208,9 @@ email:  daniel.otte@rub.de
  used, the ciphertext does not form the entire input block for the next 
  operation but it is shifted in the input block.
  The resulting cipher is something known as self synchonising stream cipher.
- This means tha a manipulation of a single bit in the ciphertext, will result
- in this bit flipped in th corresponding plaintext but the following block will
- be "destroyed" until the cipher "healths" itself, meaning the manipulated 
+ This means that a manipulation of a single bit in the ciphertext will result
+ in this bit flipped in the corresponding plaintext but the following blocks 
+ will be "destroyed" until the cipher "heald" itself, meaning the manipulated 
  ciphertext block gets shift out of the input block.