EF CheckSum Manager is a program designed for the integrity examination of files on the standard formats SFV, MD5 and SHA1. They can verify existing checksums or create new checksum for your important data. The EF CheckSum Manager is easy to use and much fast, supports the recursive processing of file structures, works up to whole drives. You have the choice to let only one checksum file for all files, one per folder or to produce for each file separate checksums.

Perhaps you know the problem: They burned important data on CD, the burning program means all OK but are you sure that your data is real to 100% with the originals? The EF CheckSum Manager helps to eliminate you such doubts fast. Provide in addition simply before archiving the volume of data to burn with checksums and test you directly after the burning process the integrity of the data. The checksum files are small and only little storage location need. You can burn these also additionally to the actual data also on the CD. So you can examine the integrity of the data also later still at any time.