Generally refers to techniques that aid in avoiding receiving any email or message that is either unwanted or unsolicited.

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23 views

what information in the email header are fake and which are correct?

I am receiving too many spam daily and would like to know which information are real and which are faked enable I can put a stop to these nasty spams. Below is one of the email headers. Almost all of ...
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1answer
34 views

How to find out what website my emails are coming from [on hold]

My boyfriend keeps getting these emails saying so and so wants to meet. Well it's not like other sites that are fake - trust me I've done my research, this site is different as it uses .org and things ...
3
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1answer
55 views

How to tell from email header if sender address is legitimate

I received an email from Desk-017c@larsentoubro.com claiming that I have got an interview for Assistance Manager (exact words were - Result of your application for the position of assistant manager . ...
2
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0answers
21 views

Import MBOX file to Gmail, but pass it through spam filter? [migrated]

I have an MBOX file of an old email account that I wanted to merge into Gmail as an alias. However, this MBOX file has a bunch of spam emails in it that I want to basically verify and discard. If I ...
2
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0answers
33 views

Add custom SpamAssassin rules to e-mail header

Is there a way to configure SpamAssassin to show any custom rules that an e-mail matches in the incoming headers, as the built-in rules do? For example, I have the following: Content analysis ...
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0answers
15 views

How to tell if razor is running?

I have a mailserver which is using amavis to do the spam testing (through spamassassin). Now I wanted to use razor and pyzor as well. I installed them and did the following: # su - amavis -s ...
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1answer
193 views

Outlook 2013 cannot send email (“Message rejected under suspicion of SPAM”, error 554)

I have been using a POP3 account in Outlook 2013 to download and send email for some time without any problem. Recently I have setup a new POP3 account and am having difficulty sending email. The ...
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0answers
24 views

Thunderbird: aggressively filtering non-latin emails (especially Chinese and Arabic languages)

What's the best way to filter Chinese and Arabic language emails? The following defines an example for Russian: https://support.mozilla.org/de/questions/1009226 I can see how it works, since ...
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2answers
123 views

Why is email spoofing so easy and authentication not required? [closed]

At some point my e-mail was hacked, and my address book was obtained. Since then, every once in a while I get random messages from people saying that my account was hacked again — when in actuality ...
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1answer
79 views

Thunderbird (31.6) does not filter by reply-to email address

I have recently received SPAM where I'd like the given reply-to address to be the filter criterion. However, Thunderbird 31.6 doesn't offer a "Reply-To" in the dropdown for filtering: Note that ...
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1answer
165 views

How do I block Postfix from sending spam?

My postfix is sending spam from a random-name@mydomain.com address. How is this possible and how do I allow only www-data@localhost to send and postfix to only deliver from myname@mydomain.com to ...
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1answer
125 views

How can I create a filter for these three gmail message headers?

I have an account that is being email bommbed. I need to create a filter to filter out these such emails. The problem is, I don't understand the header information well enough to create the filter. ...
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1answer
51 views

Why do spammers spell out the street addresses in their emails? [closed]

I've been getting a lot of spam/phishing emails recently and have noticed that spammers tend to use some tricks to get past the spam filters. For instance, pretty much all of them have some text that ...
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1answer
63 views

How to find out who (what process) is starting another process?

So no matter how many times I kill exim4 it immediately comes back to life. I have stopped the service and everything but something is bringing it back to life and using it for spamming. How do I ...
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0answers
20 views

How configure spamassassin to deliver spam to a spam folder [duplicate]

I created a small mail server following these instructions: https://www.linode.com/docs/email/postfix/email-with-postfix-dovecot-and-mysql for mail server and ...
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1answer
51 views

What is the best way to filter this specific message as spam?

I use my own rules to filter spam emails. I use Alpine email program. Consider the following header of a recent spam email. What are the best way to write a filter to mark this email as a junk in such ...
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1answer
40 views

Junk Email in Outlook still going to Junk folder

I have 3 users experiencing the following problem. I set up their email accounts, 2 addresses both using the same pst file in Outlook 2010. On initial set up, I set Junk Email settings to No Automatic ...
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1answer
26 views

Avoiding Mail Server Inconvenience

We run our own web server (Apache on Ubuntu) for a bunch of non-commercial websites, but there was no mail transfer agent installed on it, since they are complex to configure and maintain. You need to ...
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1answer
67 views

How to stop spam emails from a deleted account?

My hotmail account was hacked a long time ago. I followed the steps recommended by Microsoft to change my password and then deleted my account. But the hackers stole my contact list and is sending ...
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0answers
29 views

I want to get GMAIL spams identified, in desktop client, with pop3

I know IMAP solves the problem, but I don't want to use it. I want to have the gmail spam received inbox (already done that) but I want it in a way that my desktop email program can recognize it as ...
0
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1answer
242 views

How to configure SPF and DKIM to prevent mail going to spam folder

x-store-info:4r51+eLowCe79NzwdU2kR0zqpsRfiBoycNOl1Rdc4Wf7430jtHWQcYIrKJBAYArutl6yTQ5VQNWAmHikfoeKC6OfxZYs5RQXt5EONp5Fb+tgLbPo7J+jhd2D/FrCdQyzXUlVTtfPnBo= Authentication-Results: hotmail.com; ...
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33 views

Meaningless characters appear on 1st time load only, of all Google websites - anyone come across this before?

For a while I've been getting a really weird problem on my browser. It mainly affects Google websites specifically. Unfortunately there are a lot of "maybes". Rather than trying to test every last ...
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3answers
43 views

Why do spammers not spoof the sender address as an email likely to be already whitelisted or trusted? [closed]

I realize that if they spoofed from @google.com and it's sent to a gmail address, it will show as spoofed. Wouldn't showing images aid them in proving that someone read the email? Or do spammers not ...
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0answers
52 views

How can I filter spam based on the return path in an email with clamav/amavis/spamassassin/postfix

I run an Ubuntu 12.04 server that hosts a few sites and has a handful of mail users. For email, I am using postfix/dovecot with clamav/amavis/spamassassin for anti-spam/virus. This works pretty well ...
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0answers
69 views

Emails from my domain treated as spam by Gmail and Outlook [duplicate]

I know that this question asked multiple times before but I have a little bit different situation. In Brief: I have reverse DNS, PTR records, SPF records, DKIM 1024-bit key, IP not blacklisted, ...
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2answers
373 views

Spam detected by content scanner [duplicate]

I was writing to a friend of mine, back and forth, and suddenly I am getting the following message back: <email@example.com>: host mx1.example.com[123.123.123.123] said: 554 5.7.1 Spam ...
16
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1answer
2k views

How Is It Possible To Send Email Under Our Domain Name

Spammers or someone is sending emails using our domain. The emails are from a user we didn't create called regeniaberry67a@ourdomain.com.au. The email is to regeniaberry@ubtanet.com. The ...
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1answer
31 views

Strange spam not appearing in any gmail web interface folder (including spam folder) but appears in inbox when reading email via imap

I received the following spam (I included the header) when reading my email by alpine email client. Strangely this email does not appear in any gmail web interface folders (including spam folder). ...
3
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0answers
80 views

Banned for reporting a site email as spam [closed]

I was banned from a website supposedly for reporting their emails as spam to Outlook. I'm wondering how they figured out I added them to the spam folder? Isn't that secret info? This is the full ...
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0answers
19 views

Outlook 2010, combine junk filters for separate inboxes?

Outlook 2010 appears to have an issue where it has a separate junk filter for separate inboxes. This doesn't work for my boss, and manually copying them over once a week sounds like a gigantic pain. I ...
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0answers
869 views

how to block spam email by subject in zimbra

How to block spam email by subject, I did try this step as well, but doesn't works. It uses custom_header_checks and define some parameters, I did try such parameters and restart the services but it ...
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1answer
38 views

Reporting a spam [closed]

I believe I was hacked last night. The worst thing is whoever did this has now changed my password and I can no longer access my main email account since this morning. I am petrified to know someone ...
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0answers
34 views

Delete “JUNK” email folder from Outlook

I have two junk email folders in Outlook. Can I delete one of them or are they both in the coding and not delectable?
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0answers
58 views

Incoming email returned to sender by a spam bocker called Kundenserver

Many incoming emails are sent back to sender. How can I unblock some of them? The subject line is 'mail delivery failed. Returning message to sender.'
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2answers
275 views

How to prevent hacked emails from sending out spam

I am new to this whole server admin thing ... I work for a small company, in which I am the web developer & server admin (a job I was thrown into). Please note, before taking this job I did not ...
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1answer
164 views

How to use spam filtering on a VPS with only mail forwarding (aliases)?

I have a VPS set up as MX for several of my domains. The e-mail for these domains are just aliases to other mail accounts (mostly Gmail) to forward incoming mail. Ofcourse this catches also much spam ...
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0answers
253 views

Detect spambot on ubuntu 12 TLS

Recently I discovered in my mail log that there is an enormous amount of spam being sent from my home server. I am running no websites, just zpanel. I closed down all the ports and am monitoring the ...
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1answer
52 views

Spam filter in Outlook 2010

Recently the one sender who I receive from most has been blocked. The messages do not appear in Junk or Junk E-mail folders, but show up if I search All Mail Items as being in a Spam folder. I can ...
0
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1answer
96 views

Strange emails in postfix queue

Currently I am not sending any emails, I have postfix and dovecot installed but in the in the postfix mail queue I see strange emails almost every minute, i dont know from where is this spam ...
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1answer
365 views

Why does Gmail mark some messages read and some unread in my Spam folder?

I use Gmail which has tremendous spam filtering capabilities. But, I'm curious why some messages are marked read vs. some left unread in the Spam label folder. Of my 1,000 current messages in Spam, ...
1
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1answer
89 views

What is the most effective way to blacklist a domain?

I have a domain name that is being used as the "from" address in millions of spam messages. I get over 10,000 NDRs every day! The original messages aren't coming from my machine, the spammers are ...
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0answers
80 views

Local SMTP Server — prevent spam flag?

I opened up port 25 on my router, so now I can use sendmail to send email. However, the emails I send are being marked as spam by my personal gmail account (understandably). The "from" field defaults ...
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2answers
228 views

How do I display the X-Spam headers in an Outlook 2010 mail folder?

I have two sets of spam scores stored in message headers, the first group is set by our trusty old mfiltro "spam box": X-VRSPAM-DESCRIPTION: legit X-VRSPAM-SCORE: 40.00 The second group is set by ...
0
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1answer
74 views

Blocked Senders list Outlook 2007

So a bit of a problems has arisen from a user having a load of emails from a particular address being unanswered because they were all appearing in their Junk Email folder in Outlook. We push a ...
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1answer
215 views

How does SMTPSVC on Hotmail set hostname in SMTP header?

The daily spam to my Hotmail-account today contained a message with a forged sender addresssuspicious enough for me to check the SMTP header. The only "Received" entry was: Received: from grogrol ...
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2answers
2k views

Outlook keeps putting good email into Junk Folder

I've been having a problem ever since I upgraded from Outlook 07 to 10. Outlook keeps putting good emails into the Junk folder. I'm pretty sure I know what the problem is, but I don't seem to be ...
2
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1answer
203 views

In Outlook 2007 is it possible to whitelist a domain plus all possible subdomains?

I frequently receive mail from a domain which uses a newly-generated subdomain tree in the From address each time, e.g. blah@foo1.bar2.example.com glarg@foo3.bar4.example.com The subdomain names ...
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0answers
76 views

Spam-tag chinese spam mails via ISPConfig

I'm looking for a way to get rid of the ton of - I assume - Chinese spam mails I get every day. Is there a way to filter out mails which contain Asian characters in the subject? I googled around but ...
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1answer
35 views

SMTP Headers Guide [closed]

Is there a guide/cheat sheet that explains Email/SMTP headers in detail? I could not find any useful resources after plenty of Googling. The purpose is to understand the headers in order to be able ...
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0answers
30 views

Exchange 2010 OOF spam response

We're using a Linux mailfilter/smarthost to filter email and tag it as spam before it reaches the Exchange 2010. Email that is over a certain threshold is simply dropped, but some small amount of spam ...