展示 386 结果
高级威客
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I have 20 years of experience in web hosting, managing RHEL, CentOS, CloudLinux, Ubuntu, Debian, FreeBSD, and Windows Servers. * Linux - Ubuntu/Debian/CentOS/RHEL/Fedora/FreeBSD * Azure/Amazon AWS/Google Cloud * Nginx/Apache/Lighttpd/LiteSpeed * VPS - OpenVZ/KVM/Xen/Hyper-V/SolusVM/ProxMox * Docker/RancherOS *...I have 20 years of experience in web hosting, managing RHEL, CentOS, CloudLinux, Ubuntu, Debian, FreeBSD, and Windows Servers. * Linux - Ubuntu/Debian/CentOS/RHEL/Fedora/FreeBSD * Azure/Amazon AWS/Google Cloud * Nginx/Apache/Lighttpd/LiteSpeed * VPS - OpenVZ/KVM/Xen/Hyper-V/SolusVM/ProxMox * Docker/RancherOS * Linux/Cpanel Server Setup * Server Security - csf/maldet * PHP - Script Installation/Custom coding/Laravel * Ffmpeg/Youtube Clone installation * WHMCS Installation * Windows server setup Listed on FreeLancer Security Hall Of Fame - Yujin Boby (@serverokin) https://www.freelancer.com/about/security/hall-of-fame You can hire me by clicking on the "Hire Me" button on my profile page or using the following link https://www.freelancer.com/hireme/NetFreeHost I will be online from UTC/GMT 03:00 to 07:00 and 16:30 to 20:30. 收起
雇用 Netfreehost
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Security Systems, Spring Security, Wireless Network Security Analysis, Wireless Security Audit, Cloud Security✔️Certified at Windows Security & Forensics ✔️Certified at Ethical Hacking ✔️Certified at WEB APP SECURITY FUNDAMENTALS ✔️Certified at Website Hacking / Penetration Testing Main Skills: Penetration Testing, Web Application Security. Social Engineering, Red team assessment, Ethical Hacking & Countermeasures,...✔️Certified at Windows Security & Forensics ✔️Certified at Ethical Hacking ✔️Certified at WEB APP SECURITY FUNDAMENTALS ✔️Certified at Website Hacking / Penetration Testing Main Skills: Penetration Testing, Web Application Security. Social Engineering, Red team assessment, Ethical Hacking & Countermeasures, Vulnerability Assessment, Malware Analysis and server Security Hardening. My core competency lies in performing black and gray box testing, on the live web applications/networks or in lab environments.I am familiar with all common attack vectors and mitigation techniques, as well as finding unknown to public exploits known as 0days in web applications. Even though most of my work is confidential I can share vulnerability assessment sample. I have experience in vulnerability assessment for PCI & HIPAA Compliance. 收起
雇用 srmukul2
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Ekushey Ekushey
$50 美元/小时
Professional Linux system administrator and highly experienced webmasterBangladeshMy expertise is solving problems and making things happen in the following areas: ✅ Linux system administration ✅ Website and server migration ✅ Malware removal and security hardening ✅ Various CMS and eCommerce solutions I am known for my fast turnaround time and ability to fix difficult problems. Where others have...My expertise is solving problems and making things happen in the following areas: ✅ Linux system administration ✅ Website and server migration ✅ Malware removal and security hardening ✅ Various CMS and eCommerce solutions I am known for my fast turnaround time and ability to fix difficult problems. Where others have failed, I will succeed. I am part of the Preferred Freelancer Program, the elite top 1% on the platform. This makes me one of the most capable person for your job. My timezone is GMT +6, though I work round-the-clock to cater the needs of my clients in over 65 countries worldwide. Click on the "Hire Me" button now to get started. If I have bid on your project, just click that "Award" or "Chat" button. I look forward to working with you! 收起
雇用 Ekushey
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I have expertise in Web Hosting, Server Administration & Securities, and Consultancy in Technical Support. Services I provide: ✔ AWS Cloud ✔ AWS Services: EC2, S3, CloudFront, Route53, VPCs, ELB, RDS, CloudFormation ✔ GOOGLE Cloud Platform, Microsoft Azure, DigitalOcean, Linode, Vultr, Alibaba, OVH ✔ Ansible ✔...I have expertise in Web Hosting, Server Administration & Securities, and Consultancy in Technical Support. Services I provide: ✔ AWS Cloud ✔ AWS Services: EC2, S3, CloudFront, Route53, VPCs, ELB, RDS, CloudFormation ✔ GOOGLE Cloud Platform, Microsoft Azure, DigitalOcean, Linode, Vultr, Alibaba, OVH ✔ Ansible ✔ Terraform ✔ Kubernetes ✔ Cloudflare Expert ✔ HAProxy Load-Balancer ✔ Mysql, Apache, and Nginx Replication/Clustering ✔ Email migrations (IMAP to IMAP, Gsuite to Office365, etc.) ✔ Zimbra ✔ Apache Tomcat Server ✔ Magento2.4 installation and configuration on VPS. ✔ Server Security and Hardening: FIREWALLD, UFW, IPTABLES, CSF, Selinux ✔ Fixing Security vulnerabilities ✔ VMware ESXi Virtualization ✔ KVM Virtualization ✔ Backup Management ✔ Mailing Applications: Interspire, Mailwizz, PHPMailer, Sendy, PhpList ✔ SMTP Servers (Postfix, Dovecot, Power MTA, AWS-SES) With all Email authentication and techniques (IP Rotation, DMARC, DKIM, AntiVirus & AntiSpamChecker, SPF, RDNS, OpenRelay, Spamassassin, FBL) ✔ Web Hosting: ✔ web hosting Control Panels (WHM-Cpanel, CentOS Web Panel, VestaCP, Plesk, Virtualmin/Webmin, ISPconfig, Hestia, DirectAdmin etc) ✔ Web Servers (Nginx/Apache/Lighttpd/LiteSpeed) ✔ SSL Configuration ✔ Server Security And Monitoring. ✔ All types of Server Migration (Control Panel to Control Panel, inter control panel, Core to control panel, Control panel to Core.) ✔ Software installation (Guacamole, WordPress, Drupal, Flynax, and all CMS) 收起
雇用 Hostingshades
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About me I have worked over 20 years at IT and telecom companies at following positions: it support, system administrator, applications administrator and monitoring administrator expert. I am "System Administration and IT Infrastructure Services" certified. I follow KISS methods. I understand OSI layer. With me is...About me I have worked over 20 years at IT and telecom companies at following positions: it support, system administrator, applications administrator and monitoring administrator expert. I am "System Administration and IT Infrastructure Services" certified. I follow KISS methods. I understand OSI layer. With me is easy to setup systems. I am not picky about what systems to use but i do have experience what to use. I know following operating systems: debian,ubuntu,gentoo,suse,redhat,centos and arch linux, freebsd, netbsd, openbsd, sun solaris plus ms windows servers. I also know following systems: Web servers: Apache, Nginx, Lighttpd, Litespeed, Hiawatha. Javascript: nodejs,npm Java web servers: Tomcat, Jrun, Jboss Proxy systems: Haporxy, Varnish, Squid. DB servers: MySQL (and forks, including MariaDB), PostgreSQL Mail systems: Postfix,exim,dovecot.. and implementing: DKIM, SPF, MX, DMARC. Monitoring systems: Nagios, zabbix, cacti, grafana. WAP: XMG SMS: SMSC, Kannel DNS: Bind, Djbdns, Dnsmasq. VPS: Vmware, Hyper-v, Proxmox, bhyve, kvm, xen, openstack.. Containers: docker, lxc, jail. Cloud providers: AWS, Digitalocean, Azure.. My knowledge does not stop here. I troubleshoot easily. Let's chat Please see my reviews of my previous works.. PS! With my bid you will get one week free support for work done 收起
雇用 servermaster
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IT Expert with +9 years of experience in Managing Windows and Linux-based server infrastructures, Network security & Administration, software solutions. Here are some major services on which I am working: ☑️- Server Administration : ✔️ Windows server : ADDC, DNS, DHCP, WSUS, Group Policy Management, RDP Server,...IT Expert with +9 years of experience in Managing Windows and Linux-based server infrastructures, Network security & Administration, software solutions. Here are some major services on which I am working: ☑️- Server Administration : ✔️ Windows server : ADDC, DNS, DHCP, WSUS, Group Policy Management, RDP Server, WDS Server, IIS Server, MS Exchange Server, MS SharePoint, MS Office 365, MS One Drive, MS Teams, File Server (NAS & SAN) , FTP, NTP and many more ✔️ Linux Server : SAMBA ADDC LDAP, SAMBA File Server, DNS, DHCP, Mail Servers (Zimbra, PMTA, Send grid, Squirrel mail, Roundcube). Web Servers (Tomcat, apache, nginx, light speed), MySQL, MariaDB, Postgress, FTP, NTP, Ticketing tools (Manage engine, OS ticket, OTRS Ticket, Citrix XenApp, JIRA, Service now), Monitoring Tools ( Check_mk, Syslog, Nagios, Cacti, ELK Stack, Zabix, xymon, PRTG), IDS Server ( OSSEC, WAZUH, SNORT, Suricata, BRO, Tripwire, Security Onion), DLP/Encryption/ Threat Prevention Server ( Symantec, Sophos, McAfee), Threat Intelligence server (MISP, Mitre, OpenCTI), The Hive with Cortex, ArcSight Server, Dialer Server ( VCdialer, go auto dialer, ViciBox, Altitude Dialer), Virtaul Hypervisor ( VMware ESXi, Proxomox, Virtual Box, VMware Workstation), GenieACS TR-069 remote management server, Vulnerability Assessment Scanner Tools (OpenVAS, Nessus Professional, Wireshark, Comodo cWatch, Tripwire IP360) , SonarQube Code analysis Tool, NXfilter URL Filtering tool and Many More.. ☑️- Network Administration: Key Network Skills & Security Products Experience: o Firewall – Checkpoint, Cisco ASA, Palo Alto, Fortigate, Sophos, o Router & Switches : Cisco, Mikrotik, Ubiquiti, Netgear, Aruba o Intrusion Detection & prevention – Cisco, Checkpoint, Sophos o Switching: Vlan, Inter Vlan, Stp, Vtp, EtherChannel, Switch Port o Configuration and troubleshooting of routing protocols OSPF, RIP, EIGRP, BGP o Setup of security implementations (Filtering Tool ACL, route map, port security.) o Well versed in the operations, configuring, and troubleshooting of various issues in Checkpoint and Cisco, Mikrotik, Ubiquiti, Netgear & Aruba Devices. o Checkpoint IPSec VPN Blade, Application & URL filtering Blade, IPS Blades, o Configuration & troubleshooting of IPSEC and S2S VPN ☑️- Information Security I helps organizations stay compliant with all the important standards like PCI DSS, HIPPA, ISO 27001, GDPR, FISMA, and GLBA. In addition to these compliances, I also help companies with Information Security Assessments and Penetration & Vulnerability Testing for identifying loopholes in their security infrastructure and BCP/DR consulting for building programs to stay ahead of future security incidents. ☑️- Cloud Solutions: I Helps organizations to deploy their services on AWS, GCP, and Microsoft Azure cloud. ☑️- Website Development & Designing : I helps organizations in website designing, development, internet marketing, hosting and support services, as well as web and mobile app development. 收起
雇用 razzeshsingh
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DNS/Web/Database/Email/Network/Storage/Security/DevOps. Linux A to Z Configuration, Management & Troubleshooting. 10+ years in production.DNS/Web/Database/Email/Network/Storage/Security/DevOps. Linux A to Z Configuration, Management & Troubleshooting. 10+ years in production. 收起
雇用 udayarpandey2022
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I am a skilled engineering student with strong analytical mindset and solid background in: - Penetration Testing, like finding bugs in web applications (OWASP 10), - I also have a strong knowledge in Networking: OSI Model, TCP/IP, UDP, DNS, DHCP, IMAP, HTTP(S).. - I can do sockets programming as well. - I am...I am a skilled engineering student with strong analytical mindset and solid background in: - Penetration Testing, like finding bugs in web applications (OWASP 10), - I also have a strong knowledge in Networking: OSI Model, TCP/IP, UDP, DNS, DHCP, IMAP, HTTP(S).. - I can do sockets programming as well. - I am familiar with Cryptography and Hashing algorithms - I am also a full-stack web developer, I build web applications with Ruby on Rails, Flask and Django frameworks as well as J2EE. - Web Scraping using Python with many libraries like: Selenium, Scrapy, requests, Beautiful-Soup - I can do automation using Bash/Shell scripting - I can code with many languages (Python, Ruby, Java, C/C++ ...) - I have experience with bug bounties and CTF games. As well as outstanding project management skills. 收起
雇用 hishamyum
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I am a Cyber and information security expert. I invest my time and skills to help people protect their business from Cybercriminals. Specialties/ 10-years experience: Information Security and Assurance, Vulnerability Assessment, Cyber Security, Penetration Testing, IT security, Cyber Security Consultant, API Security,...I am a Cyber and information security expert. I invest my time and skills to help people protect their business from Cybercriminals. Specialties/ 10-years experience: Information Security and Assurance, Vulnerability Assessment, Cyber Security, Penetration Testing, IT security, Cyber Security Consultant, API Security, Mobile Application Security, Source Code Audit, Web Server Pen-testing. I started my journey in the information security domain in 2010. I have a team to collaborate with on different Cyber Security projects. My base programming skills are in PHP and Python. I am a highly-skilled framework of PHP especially Laravel, Codeigniter, and vastly experienced in Django. As a developer, I have both experienced in frontend and backend. I can manage Database MySql and MongoDB. I have worked as System Admin/ Network Administration so many years. 收起
雇用 delwaralam
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Hi, I am a Linux System Administrator with over 9 years of experience in Web Hosting, Web Security, and Malware Cleanup. I'm experienced in Linux:- Debian, Ubuntu, Centos, Redhat,Fedora, AMI Cloud:- AWS, Google Cloud, Azure, Ali Cloud, IBM, OVH, Linode, Digitalocean, Vultr, Scaleway Web server:- Apache, Nginx,...Hi, I am a Linux System Administrator with over 9 years of experience in Web Hosting, Web Security, and Malware Cleanup. I'm experienced in Linux:- Debian, Ubuntu, Centos, Redhat,Fedora, AMI Cloud:- AWS, Google Cloud, Azure, Ali Cloud, IBM, OVH, Linode, Digitalocean, Vultr, Scaleway Web server:- Apache, Nginx, Litespeed, IIS Database;- MySQL, MariaDB, Postgres, Amazon Aurora Mail server/system:- Zimbra, Postfix, Dovecot, iRedMail, Sendmail ERP/CRM :- Odoo, vTiger, Dolibarr, SugarCRM, SuiteCRM, YetiForce, ERPNext E-Learning/Video conference:- BigBlueButton, BBB API, Greenlight, Jitsi meet, Moodle LMS, Chamilio LMS, Open edx, Scalelite Control panel:- cPanel/WHM, Direct Admin, ISPconfig, Webmin/Virtualmin, CWP, Plesk, Vestacp, Hestia CMS/E-commerce platform:- WordPress, Joomla, Drupal, Magento, Opencart, PrestaShop PHP framework:- Laravel, Codeignitor, Zend Web security:- OWASP top 10, Burp suite, PCI DSS Thanks 收起
雇用 sr33raj
