Computer Security Consultants For Hire
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Greetings, I am Jobyer Ahmed, an OSCE3-certified penetration tester with over 12 years of extensive experience in the field. My expertise has been recognized and featured in various esteemed news media such as Gulf, Khaleej, Ritz Herald, and numerous other local outlets. This recognition underscores my exceptional...Greetings, I am Jobyer Ahmed, an OSCE3-certified penetration tester with over 12 years of extensive experience in the field. My expertise has been recognized and featured in various esteemed news media such as Gulf, Khaleej, Ritz Herald, and numerous other local outlets. This recognition underscores my exceptional skills and unwavering expertise as a cybersecurity professional. I specialize in conducting comprehensive and impactful penetration tests, which involve assessing the security of web and mobile applications, evaluating network security, and engaging in red team exercises. I have a proven history of delivering top-notch recommendations and results to my clients. I excel at communicating findings and risk assessments to both technical and non-technical audiences. To ensure that my clients receive the best possible service, I am constantly learning and staying updated on the latest technologies and approaches in the industry. Some notable credentials: OSCE3 (Offensive Security Certified Expert 3) OSED (Offensive Security Exploit Developer) OSEP (Offensive Security Experienced Penetration Tester) OSWE (Offensive Security Web Expert) OSCP (Offensive Security Certified Professional) Pentest+ (CompTIA PenTest+ ce Certification) Security+ (CompTIA Security+ ce Certification) CNVP (CompTIA Network Vulnerability Assessment Professional) Google Certified CVE(Search to see details): CVE-2024-8784 CVE-2024-8867 CVE-2024-8945 CVE-2024-9030 Should you require the services of an esteemed cybersecurity expert renowned for delivering top-notch cybersecurity solutions, please do not hesitate to contact me. I look forward to working with you soon! Note: If you send me message, don't say "hi", just explain your requirement in the first message. Don't message me to hack anything illegally. If your message is not interesting to me i will ignore, or if something illegal request, i will block. less
Hire bfella
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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
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touhidecevw touhidecevw
$60 USD / hour
Network & System Specialist|CCNP|Fortinet|RHCE|CEHBangladesh✅As a highly skilled and experienced network and system administrator with over 11 years of expertise, I hold notable certifications such as CCNP, CCNA, RHCE, and Certified Ethical Hacker (CEH) . I have established myself as an accomplished network, system, and security engineer, capable of delivering complete...✅As a highly skilled and experienced network and system administrator with over 11 years of expertise, I hold notable certifications such as CCNP, CCNA, RHCE, and Certified Ethical Hacker (CEH) . I have established myself as an accomplished network, system, and security engineer, capable of delivering complete solutions for designing, configuring, automating, and managing network and system projects. My proficiency in using simulation software such as Packet Tracer and GNS3, as well as real-life network and system devices, make me a valuable asset for any project. My few hands-on experiences is : ✅Network Design by MS Visio, Cisco packet tracer, GNS3, and EVE-NG ✅Netacad CCNA and CCNP packet tracer Labs activities, projects design and solution ✅Cisco routers, switches, FTD, FMC, and ASA firewalls. ✅WatchGuard, Palo Alto, CheckPoint Firewall, SonicWall, Fortigate, pfSense, OPNsense, Huawei firewalls. ✅Unifi Enterprise Fortress Gateway, Ubiquiti UDM Pro, Unifi Cloudkey, USG UniFi Firewall , Security Gateway, Switch, and AP devices ✅ Netgear, Huawei, Aruba switch, DrayTek router, TP-Link and others vendor wireless router configurations. ✅Cisco, Tp-Link, Aruba, Fortinet, Ubiquiti, Planet, Huwei switch configurations. ✅MikroTik Routers and switch configuration ✅ SNMP monitoring configuration: Observium, Librenms, Cacti, Nagios core ✅ Cloud Administrator: Azure, AMAZON AWS , Google GCP, OVH Cloud and Digital Ocean, Contabo ✅Hyper-V, VMware ESXi, VMware Workstation, VirtualBox, KVM, and Proxmox. ✅Ubuntu, Red Hat, CentOS, Debian, openSUSE, and Kali Linux distributions. ✅Windows server administration , Active Directory management, Exchange Server administration, DNS configuration ✅Servers: HP Proliant Servers, Dell/EMC Servers, IBM ✅VLSM/subnetting of small to large enterprises ✅VLANs, Inter-VLAN routing, VTP, CDP, Ether-Channel(LACP, PAGP) ✅DHCP, NAT/PAT configuration and IP helper address ✅static and Dynamic Routing protocols (RIP, OSPF, EIGRP, BGP) configuration ✅Layer-3 Redudent/backup links Using HSRP, VRRP ✅Port security, ACL( access list) configuration ✅Network troubleshooting and optimization ✅VPN Configuration Expert (GRE , SSL, IPSEC, PPTP, OpenVPN & DMVPN) ✅Network automation script for any Cisco and FortiGate devices using python ✅Overlay Networks VPN Expertise: Proficient in configuring and managing various overlay network VPNs, including ZeroTier, Tailscale, WireGuard, SoftEther VPN, Netbird , Netmaker, OpenVPN Cloud, I, Twingate and PeerVPN for secure, scalable, and decentralized networking, enabling seamless remote access, team collaboration, and encrypted communications across distributed systems. ✅Cisco Duo: MFA, 2FA, SSO, Identity Security Integration, Windows Logon, RDP, Microsoft AD, VPN Authentication. less
Hire touhidecevw
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|==> Jack of all trade!! <==| Areas Of Expertise: IT Security Audit - ISO 27001:2022, PCI DSS, NIST 800-53, GDPR and several other IT Security Compliance. IT Security and VAPT - Backtrack, Kali Linux, Nmap, Wireshark, Metasploit, Nikto, Burp Suite, OpenVAS, Aircrack-ng, and several other security penetration...|==> Jack of all trade!! <==| Areas Of Expertise: IT Security Audit - ISO 27001:2022, PCI DSS, NIST 800-53, GDPR and several other IT Security Compliance. IT Security and VAPT - Backtrack, Kali Linux, Nmap, Wireshark, Metasploit, Nikto, Burp Suite, OpenVAS, Aircrack-ng, and several other security penetration tools System Administration - VMWare vSphere, vCenter, ESXi (5.x, 6.x, 7.x, 8.x) Redhat Linux Enterprise Linux (5.5, 6, 6.5, 7, 8), CentOS, Ubuntu, Kali/Backtrack,. Windows Server (2019, 2016, 2012), Windows Hypervisor, SCVMM (System Center Virtual Machine Manager), SCCM (system center configuration manager), SCOM (System Center Operations Manager), VMware Networking - Routing, Switching, Cisco Firewalls, router and switches, Packet tracer, Riverbed Opnet Modeler, GNS3 IT Security - Backtrack, Kali Linux, Nmap, Wireshark, Metasploit, Nikto, Burp Suite, OpenVAS, Aircrack-ng, and several other security penetration tools Digital Forensics - Autopsy, EnCase, FTK, Axiom Web Designing - html, css, javascript, xml Web Programming - php, asp, ajax, jsp Database - MySQL, Oracle Writing - Technical Writing, Technical documentation, E-book, Content, Report, Creative writing less
Hire rozeny2k
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I bring over 15 years of extensive experience in the fields of system administration and DevOps, making me a seasoned professional in managing and optimizing IT infrastructures. With a strong foundation in virtualization technologies, I excel in creating efficient and scalable virtualized environments. My expertise...I bring over 15 years of extensive experience in the fields of system administration and DevOps, making me a seasoned professional in managing and optimizing IT infrastructures. With a strong foundation in virtualization technologies, I excel in creating efficient and scalable virtualized environments. My expertise extends to a wide range of Linux systems, and I am well-versed in handling various distributions, ensuring their stability, security, and performance. I have a proven track record of successfully deploying web applications, guaranteeing smooth and reliable online experiences for users. One of my core strengths lies in managing system updates and applying security patches promptly, reducing vulnerabilities and minimizing downtime. My commitment to network security is unwavering, and I implement robust measures to protect data and maintain the integrity of systems. Furthermore, my proficiency in Cisco networking solutions allows me to design, configure, and troubleshoot complex network infrastructures, ensuring seamless connectivity and optimal performance. Additionally, I have a solid understanding of HPE (Hewlett Packard Enterprise) equipment, enabling me to efficiently manage and maintain these devices to meet organizational needs. With my extensive knowledge, practical experience, and dedication to staying updated with the latest industry trends, I am well-equipped to contribute significantly to any organization's IT operations, ensuring they run smoothly, securely, and efficiently. less
Hire rupa37
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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 + 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
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A dynamic IT Engineer with 8 years plus experience of Systems and Networks. I have experience of End User Technical Support, Desktop Support, Network Design, Development, Operations, Maintenance, Routing & Switches, Firewalls and Load Balancer from the well-reputed organization. Working knowledge of major networking...A dynamic IT Engineer with 8 years plus experience of Systems and Networks. I have experience of End User Technical Support, Desktop Support, Network Design, Development, Operations, Maintenance, Routing & Switches, Firewalls and Load Balancer from the well-reputed organization. Working knowledge of major networking components & hardware components. Redesign and Re-engineering of existing networks for future growth. Configuring Network in a simulation environment such as Packet Tracer, GNS3, My expertise are given below ✅ Configuration of Cisco Firewalls, Routers & Switches ✅ Existing Network Connectivity Issues ✅ Expert in VPN (GRE, SSL, DMVPN, IPSec Site to Site). ✅ Routing Protocol (IPV4 and IPV6) ✅ Network Design, Troubleshooting in GNS3 & Cisco Packet Tracer ✅ Report Writing Guidance for Network ✅ Routing Protocols (Static and Dynamic) ✅ Technical Documentation & Report Writing ✅ Network Diagram using MS Visio *** Just A Trial Will Convince You. *** less
Hire iemumair
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moh962008 moh962008
$50 USD / hour
✅Top 1%✅CyberSecurity✅SysAdmin✅Wordpress✅FullstackUnited Arab EmiratesA cyber security professional who works to protect from cyber security hardware and software attacks. In addition to typical IT tasks like monitoring networks for potential attacks or security risks , and managing the servers. ✅CCNA , CCNP , CCIE Certified ✅CEH ,OSCP ,OSEP , SECURITY+ PenTest+ Certified ✅...A cyber security professional who works to protect from cyber security hardware and software attacks. In addition to typical IT tasks like monitoring networks for potential attacks or security risks , and managing the servers. ✅CCNA , CCNP , CCIE Certified ✅CEH ,OSCP ,OSEP , SECURITY+ PenTest+ Certified ✅ Experienced in Email security systems and Email flow ( on premise ,cloud) ✅ Experienced in Email marketing and cold mail and Email deliverability. ✅Experienced in pentation testing and vulnerability assessments. ✅Experienced in DNS , cloud flare and hosting's of all kinds . ✅Experienced in cPanel/WHM, Plesk , Webmin, Virtuozzo, CWP, CyperPanel, Vestacp. ✅Experienced in WordPress development , PHP , plugins and themes customizations. ✅ Expert in different languages as Java, C/C++/C#, Python. ✅Administration Networks (LAN’s, WAN, VLAN ). Known for- - > Giving Full support to the clients even when the project is completed. - > Never ask for money before showing you the results. - > Confident and Honest about skills. Hire me once and you will get the best results beyond your expectations !!! Regular communication is really important to me, so let’s keep in touch!” less
Hire moh962008
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farrukhahmed1988 farrukhahmed1988
$50 USD / hour
Network Architect & Optimizer | Cisco CertifiedPakistanبسم الله الرحمن الرحيم I'm a seasoned network engineer with 12+ years of experience crafting secure, scalable, and high-performing networks for businesses of all sizes. My expertise lies in: • CISCO MASTERY: CISCO certified, adept in configuring, managing, and troubleshooting Cisco routers, switches, firewalls, and...بسم الله الرحمن الرحيم I'm a seasoned network engineer with 12+ years of experience crafting secure, scalable, and high-performing networks for businesses of all sizes. My expertise lies in: • CISCO MASTERY: CISCO certified, adept in configuring, managing, and troubleshooting Cisco routers, switches, firewalls, and security solutions. • SECURITY FORTRESS: Proactive in identifying and mitigating cyber threats through comprehensive security audits, vulnerability assessments, and robust firewall implementations. • PERFORMANCE ARCHITECT: Passionate about optimizing network performance, minimizing downtime, and ensuring seamless connectivity through continuous monitoring, fine-tuning, and troubleshooting. • NETWORK WHISPERER: I take complex network challenges and translate them into clear, actionable solutions, guiding clients with excellent communication and a proactive approach. I cater to: • SMALL, MEDIUM, & LARGE BUSINESSES: Securely optimizing networks for diverse scales. • STARTUPS & GROWTH: Building rock-solid network foundations for thriving businesses. • ENTERPRISE AUDITS: Uncovering & resolving vulnerabilities in complex environments. • CLOUD MIGRATION: Expertly guiding transitions to agile, scalable AWS networks. Let's collaborate to achieve your network goals. Contact me today for a free consultation! Skills in Networks o Expert in Packet Tracer, GNS3, EVE-NG Labs o Routing (EIGRP, BGP, OSPF, RIP, RIPng) o Subnetting & Supernetting o IPv4 to IPv6 Transition (Dual Stack, 6to4 tunnelling, NAT-PT) o Cisco Routers and Switches (NAT, PAT, ACL, STP, Tunnels, Wireless, IPSec VPN, etc.) o FortiGate | Fortinet Firewall Expert o Fortinet Firewall (Web Filtering, Antivirus, HA, OSPF, BGP, IPS, IPSec, VPN, NAT, Firewall policies, SSL VPN, etc.) o VLAN, Link-Aggregation, STP and setting layer 3 switches o Windows Server 2012, 2016, 2019, 2022 (AD, WDS, DHCP, RDS, DNS, etc.) o Network Report Writing o Network Documentation Skills in Graphic Designing o Adobe Photoshop o Adobe Illustrator o Logo Design o Vector Images o Business Cards, Brochure Designs, Flyers, Leaflets, T-Shirts, etc. o CV / Resume Design etc. Misc. Skills: o Article & Report Writing o Content and Blog Writing o Proofreading o File Formatting (PDF to Word and Vice Versa) & Editable PDF o MS Visio o Resume Writing o PDF Forms Creation less
Hire farrukhahmed1988
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I offer comprehensive Software Architecture Services designed to build robust, scalable, and efficient software systems tailored to meet the unique needs of your business. My expertise lies in creating clear, actionable architecture blueprints that serve as a foundation for developing high-performing software...I offer comprehensive Software Architecture Services designed to build robust, scalable, and efficient software systems tailored to meet the unique needs of your business. My expertise lies in creating clear, actionable architecture blueprints that serve as a foundation for developing high-performing software solutions. With a focus on modern architectural patterns, microservices, and cloud-native technologies, I ensure that your software architecture is flexible, resilient, and ready for future growth. I work closely with each client to understand their specific challenges and objectives, providing personalized guidance on technology selection, system design, and best practices for implementation. My goal is to empower your development teams with a solid architectural framework that accelerates development, facilitates maintenance, and reduces overall project risk. Partner with me to transform your vision into a software reality that drives business success and technological innovation. My certifications: - Microsoft – Azure Administrator - Microsoft – Azure Fundamentals - Microsoft – Azure AI Fundamentals - Microsoft – Azure Data Fundamentals - CompTIA CASP+ - CompTIA Security+ - EC Council – CEH Certified Ethical Hacker -eLearnSecurity – eCRE Certified Reverse Engineer - IITAC – Certified Reverse Code Engineering Professional - IACRB – Certified Reverse Engineering Analyst -SmartBear – SOAPUI NG Pro less
Hire qprotex
