Leodan Vinicius

Leodan Vinicius

Junior Customer Service Analyst

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location of Leodan ViniciusGreater São Paulo Area

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  • Timeline

  • About me

    Information Security | Cybersecurity | Firewall | Linux | SOC | NSE3 | Pentester | Ethical Hacking | WAF

  • Education

    • Centro Universitário Ítalo Brasileiro

      2018 - 2020
      Análise e desenvolvimento de sistemas Análise e desenvolvimento de sistemas
  • Experience

    • Indra Company

      Oct 2018 - May 2019
      Junior Customer Service Analyst

      Customer Service for 99app, app support.

    • Clo.rent

      Nov 2019 - Oct 2020
      Web and Mobile Development Intern

      Web and Mobile DeveloperLanguages: TypeScript with the Ionic framework and JavaScript with the AngularJS framework; quality assurance experience.

    • Locaweb

      Nov 2021 - Jul 2022
      IT Support Analyst

      - Technical customer support: phone, chat, and Help Desk (tickets).- Back-end and front-end support for web applications: HTML5, CSS, JavaScript, PHP, MySQL, PostgreSQL.- CMS installation (WordPress, Joomla, Drupal, Magento)- WordPress configuration- Incident creation and tracking with Service-Now tool using ITIL methodology.- Support for shared servers on Windows platforms (2003, 2008, 2012, 2016) and Linux (CentOS and Debian).- Email services support for Locaweb (RoundCube), Exchange 2010 and 2016, configuration on smartphones (Android and iOS) and email software (Outlook, Thunderbird, Apple Mail, PHPMailer, MX, TXT, FTP setup).- Domain registration support and SSL installation on shared servers.- DNS zone management: edits, additions, and deletions.- Use of network commands: nslookup, tracert, telnet, ping, ipconfig, mtr, whois, tcpdump.- Access to managed servers via FTP, SSH.- Troubleshooting resolution. Show less

    • Blockbit

      Jul 2022 - Dec 2023
      Cyber Security Analyst

      Technical analysis of information security systems, including firewalls, VPNs, email servers, anti-spam, content filtering, application filtering, and others. Responsible for support, configuration, and troubleshooting for the applications listed above, identifying non-compliance issues, infrastructure analysis, and other related tasks.Responsible for support in tools and applications based on Linux/Unix environments, TCP/IP networks, and routing. Proficient in Linux from the operating system level: installation, debugging, and configuration. Experienced in tools such as Iptables, Squid, DNS, Apache, Strongswan, among others.Also provides technical support for information security systems and network services, including:UTM FirewallBGP RoutingSD-WANIPS (Intrusion Prevention System)SSL VPNIPSec VPNIPSec VPN RASContent FilteringAdvanced Threat ProtectionAntivirus/AntimalwareAnti-SpamCompliance PolicyStatic RoutingVLANDHCPDNSSNMPSQL DatabaseSingle Sign-On AuthenticationLDAPActive Directory Show less

    • Oi

      Jan 2024 - now
      Information Security Analyst

      - Information Security Projects- Troubleshooting of Access Rules, Security Policies, and Web Access Blocking- Administration of Fortinet, Palo Alto, Cisco Meraki, and Aruba Firewalls (Security Profiles, VLANs, Policies, IPS, Updates, etc.)- Network and Service Monitoring via Zabbix- Administration of FortiAnalyzer and FortiManager (Reports, Events, Web Filter, Analysis, Evidence, etc.)- Gathering Functional and Non-Functional Information Security Requirements for Systems and Applications- Information Security in System Integrations- WAF, Endpoint Protection- Creation and Execution of Information Security Test Plans for Systems and Applications Show less

  • Licenses & Certifications