Simplify the following text for a Grade 11 native English-speaking person.
Original: The 32 rounds make Serpent more secure than Rijndael ; however , Rijndael with 10 rounds is faster and easier to implement for small Block ciphers and on embedded system .
Simplified: The 32 rounds means that Serpent has a higher security margin than Rijndael ; however , Rijndael with 10 rounds is faster and easier to implement for small blocks .