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Showing 109 results
  • Hire     Adminical
Hire     Adminical

    Adminical Adminical

    Pakistan $50 USD / hour
    Certified IT Professional - 25 Years Experience
    Pakistan
    3.2
    1 review 1 review $50 USD per hour
    With over 25 years as a Senior Network Architect and Infrastructure Specialist, I deliver cutting-edge solutions in network design, implementation, and management. My expertise spans various technologies, ensuring robust performance and resilience. I integrate cloud technologies, optimize wireless networks, and use...
    With over 25 years as a Senior Network Architect and Infrastructure Specialist, I deliver cutting-edge solutions in network design, implementation, and management. My expertise spans various technologies, ensuring robust performance and resilience. I integrate cloud technologies, optimize wireless networks, and use automation tools for streamlined operations. I focus on scalable, resilient network designs tailored to organizational needs, including proficiency in security protocols, firewalls, intrusion prevention, and vulnerability assessments. I configure and manage routers and switches, analyze network performance, and resolve complex issues. I have integrated cloud solutions with on-premises networks and managed enterprise wireless networks, leveraging automation tools and scripting languages for streamlined operations. My dissertation focused on advancing network security and optimizing performance across expansive infrastructures. I've led teams in implementing state-of-the-art networking solutions and engineering network monitoring tools. Additionally, I've mentored junior engineers, provided technical support, and transformed complex networks into user-friendly infrastructures. Over the past 25 years, I've had the opportunity to work with various solutions, which I'd like to list below. Apache HTTP Server, Nginx, Microsoft Internet Information Services (IIS), LiteSpeed, Caddy, and Apache Tomcat for web hosting. Apache Tomcat, JBoss (WildFly), WebLogic Server, WebSphere Application Server, GlassFish, and Oracle Application, MySQL, PostgreSQL, Microsoft SQL Server, Oracle Database, MongoDB, MariaDB, and SQLite. Samba, vsftpd, ProFTPD, Network File System (NFS), and Microsoft Windows Server Postfix, Sendmail, Exim, Microsoft Exchange Server, Zimbra, and Dovecot are essential. Proxy servers include Squid, HAProxy, Nginx, Varnish, and Apache Traffic Server. VMware vSphere, Microsoft Hyper-V, Oracle VM VirtualBox, KVM (Kernel-based Virtual Machine), Docker, Kubernetes, Jabber/XMPP (Openfire), Mattermost, Rocket.Chat, Microsoft Teams, Slack (enterprise grid), Discord, Plex Media Server, Jellyfin, Emby, Wowza Streaming Engine, Bacula, Amanda, Acronis Backup, Veeam Backup & Replication, Nagios, Zabbix, Prometheus, ELK Stack (Elasticsearch, Logstash, Kibana), Microsoft Active Directory, OpenLDAP, 389 Directory, Podman, LXC (Linux Containers), rkt (Rocket), containerd, cri-o, OpenShift, Docker Swarm, Vagrant, Nomad. Amazon Web Services (AWS), Microsoft Azure, Google Cloud Platform (GCP), IBM Cloud, Oracle Cloud, Salesforce Cloud, VMware Cloud, Alibaba Cloud cPanel, DirectAdmin, Plesk, Webmin, Virtualmin, ISPConfig, Ajenti, Vesta Control Panel, CentOS Web Panel (CWP), ZPanel Clients can expect comprehensive network solutions that ensure reliability, scalability, and security. less
  • Hire Adminical
  • Hire     AhmedMFakkar
Hire     AhmedMFakkar

    AhmedMFakkar AhmedMFakkar

    Egypt $40 USD / hour
    Network and Security Consultant
    Egypt
    5.7
    29 reviews 29 reviews $40 USD per hour
    I'm network engineer holding Cisco CCNP certificate. I have 6 years of experience in IT networks. I am expert of network simulation softwares like Cisco Packet Tracer and GNS3 and in Data analysis using Wireshark. Also, i have strong experience in writing technical reports and summaries. My specialties: - Design and...
    I'm network engineer holding Cisco CCNP certificate. I have 6 years of experience in IT networks. I am expert of network simulation softwares like Cisco Packet Tracer and GNS3 and in Data analysis using Wireshark. Also, i have strong experience in writing technical reports and summaries. My specialties: - Design and implement medium and large scale enterprise networks. - Expertise of VPN technologies such as, OpenVPN, IPsec, L2TP, PPTP, SSL, etc. - Routing technologies RIP, OSPF, EIGRP, ISIS, BGP, etc. - Switching technologies VLANs, STP, VTP, Etherchannel, HSRP, etc. My hands-on experience, - Cisco routers (ASR 1K & 9k, 2900, 2800), Switches (Nexus 9000, Nexus 7000, Nexus 3000, CAT 6500, CAT 3750, CAT 2900, SG- 300, SG-500) and Firewalls (ASA 5505, 5506x). - Palo Alto 220, 550, 850 and 3200 and Fortigate 100E, 200E and 800E Firewalls. - Juniper Routers (M7, M10, MX 480, MX 960) and SRX (300, 500). - Huawei routers NE-40, NE5000E and Switches Quidway S2700 and S5300. - HP Switches procurve 3500 and procurve 5900. less
  • Hire AhmedMFakkar
  • Hire     ahmedhassan52
Hire     ahmedhassan52

    ahmedhassan52 ahmedhassan52

    Egypt $100 USD / hour
    PREFERRED ⭐TOP 1% Systems Architect
    Egypt
    5.0
    5 reviews 5 reviews $100 USD per hour
    Founder of a C-Corp in the US Software Engineer / Cybersecurity Specialist / Network Security Engineer / Web and Mobile Application Developer with 5+ years of experience and senior computer scientist , Certified from Cisco as a "Junior Cybersecurity analyst " and from Altair Rapidminer as "Machine Learning...
    Founder of a C-Corp in the US Software Engineer / Cybersecurity Specialist / Network Security Engineer / Web and Mobile Application Developer with 5+ years of experience and senior computer scientist , Certified from Cisco as a "Junior Cybersecurity analyst " and from Altair Rapidminer as "Machine Learning Professional" and "Data Engineering Professional" Some of my skills and services : ☑️ Linux systems administration "Ubuntu, Debian, Kali and CSI Linux, Red Hat , CentOS" ☑️ Cloud And Cybersecurity Architecture Services "Security Information Event Management Systems , Intrusion Detection and Prevention Systems "Network Based and Host Based" , Network and Application Firewalls , Access Control Systems and Identity access management on Amazon Web Services, Google Cloud and Microsoft Azure" ☑️ Database Development and Administration "Using SQL , MySQL , Python , PhpMyAdmin and PostgreSQL" ☑️ Various Cybersecurity solutions from most of the security vendors products and services including but not limited to "Cisco Umbrella , Cisco ISE , Cisco Chassis , Cisco Routing and Switching ,Snort IDS/IPS , FortiSIEM ,Fortigates, IBM QRadar , Elasticsearch stack SIEM , Graylog , SPLUNK and LogRhythm" ☑️ Mobile Application Development "Native Using Kotlin or Swift" and Cross platform "Using Flutter and React Native" ☑️ Various CMS and E-commerce solutions and troubleshooting. less
  • Hire ahmedhassan52
  • Hire     ahad47
Hire     ahad47

    ahad47 ahad47

    India $33 USD / hour
    Proactive Cybersecurity Professional/CEH/Pentester
    India
    6.4
    73 reviews 73 reviews $33 USD per hour
    I am a passionate cybersecurity professional with a diverse skillset and an appetite for tackling security challenges. I am confident that my diverse skillset and experience can provide valuable solutions to your specific challenges. Feel free to contact me for a confidential consultation to explore how I can help you...
    I am a passionate cybersecurity professional with a diverse skillset and an appetite for tackling security challenges. I am confident that my diverse skillset and experience can provide valuable solutions to your specific challenges. Feel free to contact me for a confidential consultation to explore how I can help you Things I do:- Penetration Testing & Vulnerability Assessments: I leverage industry-leading methodologies and tools to uncover hidden weaknesses in your websites, mimicking real-world attackers to mitigate risks before they become threats Digital Forensics: Like a modern-day detective, I meticulously analyze digital evidence, uncovering traces of malicious activity and piecing together the digital puzzle of cyberattacks. Computer/Phone Malware Analysis: My keen eye helps me dissect malicious software, By understanding its functionality and uncovering its origins to effectively neutralize its threat. Network Intrusion Detection: I specialize in conducting thorough analyses of your devices to identify and address potential infections, offering professional assistance in enhancing your overall cybersecurity. Account Recovery: When cybercrime strikes, I stand by your side, employing my skills to regain access to compromised accounts and restore normalcy. DDoS Protection: In the face of cyber threats like DDoS attacks, I stand as your steadfast ally, leveraging advanced measures to shield your digital assets, ensuring uninterrupted online operations, and maintaining resilience against malicious disruptions. Why me? Tailored Solutions: I collaborate closely with clients to understand their unique needs and tailor my approach to deliver optimal results. Proactive & Strategic: I go beyond simply identifying vulnerabilities; I provide actionable recommendations and guidance to build long-term security resilience. Clear Communication: I translate complex technical concepts into understandable terms, ensuring seamless collaboration and informed decision-making. Thorough & Detailed: I leave no stone unturned, ensuring every avenue of investigation is explored for a comprehensive understanding of the situation. Efficient & Discreet: I work swiftly and diligently while maintaining complete confidentiality, minimizing disruption, and protecting your reputation. Unwavering Support: Throughout the process, I offer guidance and support until a complete resolution is achieved. And even after the work is done I would be glad to help less
  • Hire ahad47
  • Hire     imranphp
Hire     imranphp

    imranphp imranphp

    Pakistan $50 USD / hour
    Among Top Freelancers | Wordpress/Security/SEO
    Pakistan
    5.1
    10 reviews 10 reviews $50 USD per hour
    Hi, My name is Imran Ali working as a Freelance Developer, Coder & Designer for last 15+ years. Completed hundreds of projects on Freelancer. Basic Services Overview: Hacked Websites Recovery: ----------------------------- Can clean malware and fix hacked websites + Apply Security, Firewall for...
    Hi, My name is Imran Ali working as a Freelance Developer, Coder & Designer for last 15+ years. Completed hundreds of projects on Freelancer. Basic Services Overview: Hacked Websites Recovery: ----------------------------- Can clean malware and fix hacked websites + Apply Security, Firewall for Wordpress Responsive Websites Development: ------------------------------------------------- -- Static Websites (HTML/CSS) -- Dynamic (PHP/MYSQL) -- Wordpress (New Theme Dev, Customizing Themes) Error Fixing: -------------- Can fix bugs/errors on HTML/PHP/WP sites. Scraping Data: ------------------- Use PHP to scrap websites & store data in TXT/CSV/HTML/WP. Content Writing: --------------------- Well researched, Unique, SE friendly, Copyscape passed articles Design: ----------- Logos, Icons, Brochures, Cards, Letter-Heads Designing Amazon/Adsense Websites: ------------------------------------- Amazon Affiliate & Adsense Websites To Earn Money Online Search Engine Optimization: -------------------------------------------- On-Site and Off-Site SEO for more traffic & Higher Conversions less
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  • Hire     servermaster
Hire     servermaster

    servermaster servermaster

    Estonia $25 USD / hour
    Professional IT specialist
    Estonia
    4.9
    4 reviews 4 reviews $25 USD per hour
    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 + distros: debian, ubuntu, gentoo, suse, redhat, centos, rocky linux, almalinux 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: Haproxy, 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. SMS: SMSC, Kannel DNS: Bind, Djbdns, Dnsmasq. VPS: Vmware, Hyper-v, Proxmox, bhyve, kvm, xen, openstack.. Containers: docker, lxc, jail, kubernetes 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 less
  • Hire servermaster
  • Hire     JonJoensen
Hire     JonJoensen

    JonJoensen JonJoensen

    Denmark $50 USD / hour
    IT network expert, physicist and data scientist
    Denmark
    4.2
    4 reviews 4 reviews $50 USD per hour
    Experienced Network Expert with over two decades of proven success in architecting, deploying, and optimizing robust network infrastructures for diverse international enterprises including campus networks. Demonstrated proficiency across a comprehensive range of networking technologies, encompassing routing protocols,...
    Experienced Network Expert with over two decades of proven success in architecting, deploying, and optimizing robust network infrastructures for diverse international enterprises including campus networks. Demonstrated proficiency across a comprehensive range of networking technologies, encompassing routing protocols, MPLS, VPNs, SDNs, WAN, LAN, WiFi and cloud networking. Skilled in managing server hardware and diverse operating systems including Windows, Linux, and OS X. I am proficient coding in Python, Powershell and BASH, and have extensive experience generating management and C-Level reporting with the likes of Python, PowerPoint and PowerBI. Given my scientific background I am also able to work in systems like Wolfram Mathematica and Wolfram Alpha. Renowned for ensuring network security, compliance, and operational efficiency while driving strategic initiatives to meet organizational objectives. Passionate about delivering superior solutions that exceed client expectations. less
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  • Hire     muhammadsm7
Hire     muhammadsm7

    muhammadsm7 muhammadsm7

    Pakistan $25 USD / hour
    Cyber Security | Pentester | Forensics | OSINT
    Pakistan
    3.7
    4 reviews 4 reviews $25 USD per hour
    Hello, I'm a Cyber Security Researcher with practical experience gained through playing CTFs (Capture The Flag), engaging in Bug Bounties, and working as a Pentester. What I can do for you: Web/API (OWASP TOP 10) Pentesting: - Web Applications like WordPress, CMS, CRM, LMS, Full stack, etc. ...
    Hello, I'm a Cyber Security Researcher with practical experience gained through playing CTFs (Capture The Flag), engaging in Bug Bounties, and working as a Pentester. What I can do for you: Web/API (OWASP TOP 10) Pentesting: - Web Applications like WordPress, CMS, CRM, LMS, Full stack, etc. Internal/External Network Pentesting: - Active Directory Security and Hardening. Cloud Security Audit/Pentesting: - AWS, AZURE, and GCP. Malware Removal: - Windows , Androids , IOS, MacOs - Web Shells, Backdoors, and SEO spamming removal. Operating System Hardening: - Windows, Linux, and Mac OS. OSINT (Open Source Intelligence): - Background Checks, Social Media Analysis, Investigating People, Criminal History, etc. - Image Analysis, Reverse Image Searches, Facial Recognition. - Business, Brand, and Organizational Intelligence. - Financial/Fraud Intelligence. - Fact-checking and analysis of disinformation and misinformation. - Cyber Threat Intelligence, Sensitive Gangs Profiling. - Investigating cryptocurrency wallets, NFTs, and transactions. - Critical Infrastructure and Industrial Intelligence. - Dark web's Underground marketplaces, shops, and forums. - Transportation Intelligence (cars, boats, planes, trains), etc. Digital Forensics: - Collecting Network Evidence. - Acquiring Host-Based Evidence. - Analyzing Network Evidence. - Analyzing Log Files. Data Recovery. Extreme Privacy and Anonymity: - OPSEC 101. - Computers, Mobile, and Social Media Privacy. - Removing traces of your identities on search engines and various platforms. BOTs: - Telegram, Discord, etc. less
  • Hire muhammadsm7
  • Hire     RomanSattar
Hire     RomanSattar

    RomanSattar RomanSattar

    Pakistan $5 USD / hour
    Cyber Security Analyst | Penetration Tester
    Pakistan
    3.4
    2 reviews 2 reviews $5 USD per hour
    Hello There! As an experienced Cyber Security Analyst, I specialize in safeguarding the confidentiality, integrity, and availability of digital assets. With a profound grasp of industry-recognized cyber security standards and best practices, my expertise extends to cyber threat intelligence, forensic analysis, and...
    Hello There! As an experienced Cyber Security Analyst, I specialize in safeguarding the confidentiality, integrity, and availability of digital assets. With a profound grasp of industry-recognized cyber security standards and best practices, my expertise extends to cyber threat intelligence, forensic analysis, and deep web exploration. By leveraging tools such as Tor, Maltego, and Shodan, I identify and mitigate hidden cyber threats, crucial for fortifying your cyber security defenses and guiding your decision-making process. As a proficient Ethical Hacker, I employ state-of-the-art methodologies and tools, including Kali Linux, Nessus, Metasploit, and Wireshark, to conduct comprehensive security evaluations. My approach to ISO 27001 Penetration Testing and assessments against the OWASP Top 10 Vulnerabilities ensures thorough identification of security weaknesses and the formulation of effective remediation strategies. With expertise in data forensics using EnCase and FTK, I offer insights that empower you to make strategic, data-informed decisions. I empower clients to strengthen their digital environments against cyber threats through the implementation of advanced security measures, including Firewalls, Intrusion Detection/Prevention Systems (IDS/IPS), and robust encryption protocols. My knowledge of CASA Tier 2 standards enhances the resilience of cyber security solutions. Offering Specialized Services In: Comprehensive Incident Response Planning and Cyber Security Risk Analysis aligned with the OWASP Top 10 framework. Advanced Threat Modelling utilizing tools such as Microsoft Threat Modeling Tool and OWASP Threat Dragon, With comprehensive DREAD & STRIDE Analysis. Detailed Cyber Security Audits, leveraging industry-leading tools like Qualys and SolarWinds Penetration Testing and Vulnerability Discovery, employing Burp Suite and OWASP ZAP for in-depth analysis Advanced Cyber Defense Mechanism Deployment, meeting CASA Tier 2 and ISO 27001 standards Strategic Cyber Security Enhancement Recommendations, tailored to the latest industry trends and standards Collaborating with me guarantees prompt responses, transparent communication, and a commitment to a 24-hour turnaround time. ⏱️ Let's elevate your cyber security together. Reach out to discuss how I can customize my services to meet your specific needs. Thank you for considering my profile :) less
  • Hire RomanSattar
  • Hire     AhmadSameer
Hire     AhmadSameer

    AhmadSameer AhmadSameer

    Egypt $30 USD / hour
    Cyber Security Professional | Geek
    Egypt
    5.4
    17 reviews 17 reviews $30 USD per hour
    بسم الله الرحمن الرحيم Programmer at day.. Ethical hacker at night.. What I do : @Cyber Security: Web Applications Security, Penetration Testing, API Security, Mobile Applications Security, Software Security, Malware Removal, Systems Hardening, Server Security, Digital Forensics, NGFW solutions(FortiNet,...
    بسم الله الرحمن الرحيم Programmer at day.. Ethical hacker at night.. What I do : @Cyber Security: Web Applications Security, Penetration Testing, API Security, Mobile Applications Security, Software Security, Malware Removal, Systems Hardening, Server Security, Digital Forensics, NGFW solutions(FortiNet, pfSense,Palo Alto), Physical Security Consultancy @System Administration: Linux/Unix-like systems, MS Windows servers, Performance Optimization @Web Development: WordPress, Joomla, Drupal, Shopify. @Virtualization/Containerization: VMWare, Xen, VirtualBox, Docker. @Web Scraping/Automation: BeautifulSoup, Selenium. @Programming/Scripting: Python,Perl,Bash,Batch,PowerShell,VBA,AutoHotkey. @Other Services: Data Recovery, Speed Optimization, and SEO. @Trading: Deriv/Binary Bot Development. I DO NOT PROVIDE BLACK HAT SERVICES. ما شاء الله لا قوة إلا بالله less
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