Christian Fischer

Christian Fischer

Spokesperson and Telekom Blogger

Articles by Christian Fischer

Your choice

Father and son look at the smartphone together.


Fight with us dangerous SMS

Send your examples of malicious SMS to our experts with the short code 7726. More security for everyone.

SK shieldus and Deutsche Telekom Security will share insights in the future


Cybersecurity: Getting even better together

Subsidiaries of SK Square and Deutsche Telekom want to cooperate more closely on digital security issues in the future. They have signed a Letter of Intent.

Telekom-Security, Hitachi Energy and Securitas protect energy suppliers


Alliance against blackouts

Deutsche Telekom, Hitachi Energy and Securitas protect energy suppliers. Bundled excellence from three worlds for critical infrastructure protection.

Security Awareness Library


Telekom Security enters e-learning market

Launch of the interactive video learning platform Security Awareness Library. Telekom and mybreev train companies worldwide.

WLAN symbol


FragAttack-Gap in WiFi standard

Researchers have discovered vulnerabilities in the WiFi protocol standard. These affect all devices that communicate via WiFi.