Ben wrote on 04/08/2014 10:01:29 AM: > In what is no doubt a well meant effort to combat spam, Yahoo.com has added a > new form of email authentication that ignores the fact that email lists exist, > and effectively prevents any yahoo.com email addresses (including related > domains) from participating in email lists: I love this quote: "DMARC helps to reduce the potential for email-based abuse, such as phishing emails and email spoofing, by solving issues related to email authentication protocols. The receiver of the email performs email authentication by using the well-known Sender Policy Framework (SPF) and DomainKeys Identified Mail (DKIM) mechanisms. " Too bad so many phishing emails come from account's they couldn't keep secure. And most of the rest come from other compromised accounts which are going to pass DMARC or SPF or any other test based on message origin. Confidentiality Notice: This electronic message and any attachments may contain confidential or privileged information, and is intended only for the individual or entity identified above as the addressee. If you are not the addressee (or the employee or agent responsible to deliver it to the addressee), or if this message has been addressed to you in error, you are hereby notified that you may not copy, forward, disclose or use any part of this message or any attachments. Please notify the sender immediately by return e-mail or telephone and delete this message from your system. ############################ To unsubscribe from the LSTSRV-L list: write to: mailto:[log in to unmask] or click the following link: http://peach.ease.lsoft.com/scripts/wa-PEACH.exe?SUBED1=LSTSRV-L&A=1