The Malicious Forensic Texts (MFT) corpus is a corpus of authentic malicious forensic texts that has been compiled in order to study their register variation. The results of this analysis have been published in
[Pre-print can be downloaded here]
where a malicious forensic text is defined as
a text that is a piece of written evidence in a forensic case that involves threat, abuse, defamation or a combination of the above
The open access version of the MFT corpus is available for download here