Security

md5sum av filer/bilder

For å sikre seg mot at filer er korrupt kan man benytte kommandoen md5sum Windows md5sum -b *.JPG > checksum.md5 Linux Deretter kopierer man denne md5-fila til rett katalog i Linux og tester at disse filene er identisk vha MD5Sums, et grafisk Windows program.

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Linux

Create a Courier-imap shared Spam folder

My aim is to ask procmail to deliver everyone’s spam emails into “shared.System.Spam” IMAP folder. All my mail-receiving users belong to a unix group called “users“. I need to create the shared maildir first. I put all my shared folders under “/var/spool/Maildir“, so first I will create a “System” sharable maildir, and then create a […]

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