Re: Gift Card Scam

2024-01-04 Thread Kirk Ismay
On 2024-01-04 1:57 p.m., Matija Nalis wrote: bodyGIFT_CARD /gift card/i score GIFT_CARD 1.5 metaFREEMAIL_GIFTCARDSGIFT_CARD && (FREEMAIL_FROM || !DKIM_VALID) score FREEMAIL_GIFTCARDS6.0 If you're not big on gift cards. Also, you might want to enable and train Bayes...

Re: Gift Card Scam

2024-01-04 Thread Noel
On 1/4/2024 3:19 PM, Kirk Ismay wrote: I'm wondering if anyone has any good ideas to catch gift card scam emails.  This latest version came from Gmail, and has valid DKIM records and the IPs are whitelisted. Thanks, Kirk Here's the hits from SpamAssassin: X-Spam-Status: No, score=0.3

Re: Gift Card Scam

2024-01-04 Thread Matija Nalis
bodyGIFT_CARD /gift card/i score GIFT_CARD 1.5 metaFREEMAIL_GIFTCARDSGIFT_CARD && (FREEMAIL_FROM || !DKIM_VALID) score FREEMAIL_GIFTCARDS6.0 If you're not big on gift cards. Also, you might want to enable and train Bayes... On Thu, Jan 04, 2024 at 01:19:28PM -0800,

Re: Question about forwarding email (not specifically SA, pointers greatly appreciated)

2024-01-04 Thread Andy Smith
Hello, On Wed, Jan 03, 2024 at 01:24:02PM -0600, Thomas Cameron via users wrote: > On 1/2/24 17:51, Andy Smith wrote: > > - Have your users collect their your-org email by some means other > >than SMTP, such as running an IMAP server and having them view > >both their gmail mailbox and

Re: Question about forwarding email (not specifically SA, pointers greatly appreciated)

2024-01-04 Thread Thomas Cameron
On 1/4/24 06:35, Matus UHLAR - fantomas wrote: On 03.01.24 20:36, Thomas Cameron wrote: Fair point. But I'm guessing that because it has two DKIM signatures, it's not passing the DKIM check. only one of those DKIM dignatures needs to pass, with the domain in From: Yup, and it seems to be

Re: Question about forwarding email (not specifically SA, pointers greatly appreciated)

2024-01-04 Thread Thomas Cameron
On 1/4/24 06:31, Matus UHLAR - fantomas wrote: On 03.01.24 19:30, Thomas Cameron wrote: Thanks for the advice on SRS - I have set it up and it's mostly working. At least GMail accepts the emails, although it seems to be failing DKIM and DMARC tests. I'm digging into what, if anything, can be

Re: Question about forwarding email (not specifically SA, pointers greatly appreciated)

2024-01-04 Thread Matus UHLAR - fantomas
Thomas Cameron writes: Yeah, the weird thing is, when I check the forwarded email on GMail, I see in the headers that both the original sending email server (call it mail.somedomain.com) and the relay server (call it mail.myassociation.org) put DKIM signatures in the message. On 1/3/24

Re: Question about forwarding email (not specifically SA, pointers greatly appreciated)

2024-01-04 Thread Matus UHLAR - fantomas
On 1/3/24 15:44, Bill Cole wrote: Indeed: your solution is known as "SRS" (Sender Rewriting Scheme) and it has multiple implementations. If you forward mail, you will break SPF unless you fix the envelope sender so that it uses a domain  that permits the example.org server to send for it.