DDOS smtp SPAM problem - check the origin and fix for linux Debian server

Closed Posted 6 years ago Paid on delivery
Closed Paid on delivery

Since 3 days my server port 25 is blocked by OVH for spam, they said that because DDOS spam attack.

The mail logs file i contain many lines like the attached files.

I want somebody who can check the origin of the problem from the php site and fix and install all needed protection.

Fail2ban is already installed.

Computer Security Network Administration System Admin

Project ID: #16063993

About the project

13 proposals Remote project Active 6 years ago

13 freelancers are bidding on average $77 for this job

Netfreehost

I have 16 years of experience in Web Hosting, server administration and php programming. I can check this. Need root SSH access on server.

$30 USD in 10 days
(858 Reviews)
7.4
kuldeepvk

Hi, I will audit server and find the root cause of spam mails. I will check if all authentications are passed properly or not. Thank you

$66 USD in 1 day
(227 Reviews)
6.5
cjconstante

Hi there! I am a system administrator security focused with 5+ years of experience configuring and securing servers. I can fix your issue and protect your server from spam/attacks. Let’s discuss the project details to More

$100 USD in 2 days
(41 Reviews)
6.2
codetrance

Do you have root access to your server?. I'm looking forwards to your response. Thank you.

$45 USD in 1 day
(84 Reviews)
5.8
ITSecurityPro

A proposal has not yet been provided

$100 USD in 2 days
(40 Reviews)
5.4
Savstac

Thanks for posting this requirement on Freelancer. I'll work with you on require technologies as i've a very vast experience in these fields. I've worked on web architecture for more then 6 years and have worked on More

$111 USD in 1 day
(47 Reviews)
5.4
netonepk

Hello, this is raza , I am network and system admin with more than 10 year experience. I can help you regarding this issue.

$100 USD in 2 days
(64 Reviews)
5.5
jenzeerbasheer

Debian expert here I can look into this and fix it for you asap. Let me know if you have any questions :)

$150 USD in 2 days
(12 Reviews)
4.3
LinuxGun

Hello, I will check DDOS SMTP SPAM Problem and report you the origin or the attack. Juts give me your URL which is under attack Thanks, Karim

$100 USD in 0 days
(6 Reviews)
4.1
chiragdosi

Dear Project Owner, I am Red Hat Certified Linux Engineer having 5+ year of experience in Managing Core Server | Dedicated Server | VPS Server | Server Security | Server Optimization | Backup and Restoration process More

$60 USD in 1 day
(11 Reviews)
3.6
PradhumanS

Dear Project Owner, I hope you are having an awesome day so far!!! I am Red Hat Certified Linux Engineer having 5+ years of experience in Managing Core Server, Dedicated Server, Windows Server,VPS Server, Serve More

$50 USD in 1 day
(6 Reviews)
2.9
romanepo

Professional Master Network engineer,Working 10 years + on Cloud,Server ,hosting ,security,Network and Software Development platform.

$25 USD in 10 days
(0 Reviews)
0.0