Free File Splitter - File Splitter is a handy freeware program which allows to easily split and merge files
Malwarebytes - Malwarebytes protects you against malware, ransomware, and other advanced online threats that have made antivirus obsolete and ineffective. Free Anti-Malware & Malware .
GSplit - GSplit is a free file splitter that splits any file into smaller files called pieces. Lots of customization options, attractive and easy-to-use interface.
VoodooShield - VoodooShield can protect you from viruses using two different modes to “train” your computer to be...
Batch File Split & Join - Split and merge multiple text or binary files in either character, line, or byte modes. When splitting files, you can split on certain text or binary separator; target given number of parts; or target specific part size. Join files on lines/bytes.
OSArmor - OSArmor monitors and blocks suspicious processes on Windows