
ALT Graphic promoting Day 23 of the Cisco 30-Day Cybersecurity Challenge. The design features the Cisco logo at the top left and a light background with blue accent graphics, including a stylized line-art monster illustration on the right side. The headline reads Day 23: Vulnerability Assessment and Ethical Hacker | Module 3. Supporting text states: Scan. Triage. Prioritize. Run a vulnerability assessment. Vertical text along the right edge reads 30-Day Cybersecurity Challenge, and the hashtag #30DaysofCybersecurity appears at the bottom.

ALT Cisco graphic for Day 15 of the 30-Day Cybersecurity Challenge. Headline: \u201CWhy You Should Learn Splunk in 2026.\u201D Supporting text: \u201CLearn why Splunk skills matter across firewalls, endpoints, and cloud.\u201D Includes #30DaysofCybersecurity, the Cisco logo, and a blue line-art cyber creature.

ALT Cisco graphic for Day 13 of the 30-Day Cybersecurity Challenge. Header reads \u201CDay 13: Wireless & Mobile.\u201D Main title: \u201CEndpoint Security | Module 1.\u201D Task: \u201CStudy wireless and mobile attacks and audit your network.\u201D Hashtag #30DaysofCybersecurity. Cisco logo in the top left; blue line-art cyber creature in the top right.

ALT Cisco graphic for Day 10 of the 30-Day Cybersecurity Challenge. Header reads \u201CDay 10: Endpoint Security.\u201D Main title: \u201CEndpoint Security | Module 1.\u201D Task: \u201CEndpoints are prime targets\u2014learn to defend them.\u201D Hashtag #30DaysofCybersecurity. Cisco logo in the top left; blue line-art cyber creature in the top right.

ALT Cisco graphic for Day 8 of the 30-Day Cybersecurity Challenge. Header reads \u201CDay 8: Network Security 101.\u201D Main title: \u201CEndpoint Security | Module 6.\u201D Task: \u201CFirewalls, VPNs, segmentation: learn how networks are defended.\u201D Hashtag #30DaysofCybersecurity. Cisco logo in the top left; blue line-art cyber creature in the top right.



















