spam filtering

  1. J

    Bitcoin Spam

    Ich habe eine SA-Custom Regel gegen die aktuellen Bitcoin Spamwellen geschrieben. Bei Gefallen bitte um weitere Optimierung. Benutzung natürlich auf eigene Gefahr. gehört in /etc/mail/spamassassin/custom.cf body __BEC_KRYPTOINVEST1 /(?:(Bitcoin|Krypto))/ tflags __BEC_KRYPTOINVEST1...
  2. C

    RETVec (Resilient & Efficient Text Vectorizer)from Google

    Hi, will be PMG use this? https://glockapps.com/blog/gmails-biggest-security-update-ai-powered-spam-filter/ https://github.com/google-research/retvec/blob/main/notebooks/train_retvec_model_tf.ipynb
  3. K

    Extract text from attachments warning in logs

    Hello there We enabled extract text from attachments option in spam detector menu Time by time we can see some warnings in logs like this: Aug gateway pmg-smtp-filter[2895792]: WARNING: Can't exec "/usr/bin/pdftotext": No such file or directory at /usr/share/perl5/Mail/SpamAssassin/Util.pm...
  4. X

    Änderung Regex-Matching 7.2 zu 7.3

    Hallo zusammen, hat sich beim Update 7.3 etwas an den Regex bzw. deren Syntax geändert? Unsere Regexe für bestimmte Top-Level-Domains matchen seit dem Update nicht mehr. Beispiel: .*([0-9a-z|-]+\.)[0-9a-z|-]+\.(lol)+ matcht nicht mehr die Domain lockermaster.lol
  5. S

    Block emails To: Undisclosed Recipients

    The past week I have been seeing spam getting thru by using: To: Undisclosed Recipients Is there a way to block this? Thanks in advance!
  6. L

    Spam emails have SA score=0/5

    Spam emails have SA score=0/5, autolearn=ham is also specified. How to make these emails get into spam? They definitely should not have a score of 0. Jun 22 14:08:34 mail pmg-smtp-filter[10699]: C225B62B2F82EA7346: SA score=0/5 time=4.090 bayes=0.00 autolearn=ham autolearn_force=no...
  7. L

    Spam filtering and dnsbl

    Trying to defeat spam, I started setting up DNSBL - I didn't find any other way to fight spam. But too many useful emails and good servers end up in DNSBL. Setting score level = 6 otherwise too much gets into spam. There are explicit spam emails (which were delivered to users, explicit mailings...

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