"I could climb a wall."
“No, you couldn't ...Anti-intruder jinxes on all of them. Security's been tightened a hundredfold this summer."
-- Harry and Tonks on Hogwarts security after Voldemort's return (HBP8)
Anti-intruder Jinxes are spells for security.
References from the canon
- In addition to chained padlocks on the gates, Hogwarts was protected by jinxes on the walls surrounding the schools (HBP8)
Magic Type Defensive magic Jinxes and hexes
From the Web
"Anti-Intruder Jinx" on Harry Potter Wiki
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