Handling email attachments
For security reasons some file formats can't be sent as attachments in email.
Approved file formats in attachments
The file formats listed below are approved if you send them in an archive file (.zip or .rar-files for example).
Here is an example of different types of archive files: .zip, .tar, .tgz, .taz, .z, .gz, .rar
File formats that are whitelisted (approved):
*.M .*CPP *.JAVA *.patch *.JS *.MAT *.CXX *.H *.BS *.PRO *.txt *.c *.html *.m *.cpp *.java *.js *.mat *.cxx *.h *.bs *.pro
Non-approved file formats in attachments
You may not send or recieve the following file formats:
.ade, .adp, .bat, .chm, .cmd, .com, .cpl, .docm, .exe, .hta, .ins, .isp, .jar, .jse, .lib, .lnk, .mde, .msc, .msp, .mst, .pif, .scr, .sct, .shb, .sys, .vb, .vbe, .vbs, .vxd, .wsc, .wsf, .wsh
Emails that contain any file format listed above will automatically be returned to the sender. For security reasons it is not possible to send an email with these file formats at KTH even if they are in an archive file.
Excelfile containing macros might get caught depending on how the macro is interpreted in the automatic examination. This applies to filetypes .xls, .xlsx, .xlsm