Intrusion-resistant
adj.resilient, capableprofessional
What it means
Designed to reduce the likelihood or impact of unauthorized entry.
Reach for it when describing a tested security property without implying invulnerability
The intrusion-resistant cabinet delayed entry long enough for the alarm response.
Choose between these
6- everyday
burglar-resistant
physical forced entry by a burglar is the named threat
not when Burglar-resistant is too narrow for digital or insider intrusion.
- everyday
reasonable protection for the stated use is the broad claim
not when Secure is contextual and gives no attack method or test result.
- professional
access-controlled
entry is limited through authorization rules
not when Access control can be misconfigured or bypassed and is not resistance by itself.
- professional
hardened
specific defenses have been strengthened against attack
not when Hardened describes preparation, not whether testing succeeded.
- professional
unauthorized alteration or access is made harder
not when Tamper resistance may only reveal interference rather than stop entry.
- literary
dramatic prose presents entry as impossible
not when Impregnable is an absolute that real security evidence rarely supports.
Said against
3- permeable
- unsecured
- easily breached
It naturally appears in
3- intrusion-resistant design
The intrusion-resistant design was tested against the documented tool set.
- intrusion-resistant enclosure
An intrusion-resistant enclosure protects the controls from casual access.
- intrusion-resistant system
The intrusion-resistant system still requires monitoring and recovery plans.
Where this comes from
Resistance depends on the threat model, tools, time, access, and test method. The phrase must not be treated as breach-proof.
Intrusion-resistant is not a headword in the dictionaries below. The sense was checked against their entries for intrusion, and the definition and example here are written for Intrusion-resistant itself.
- Merriam-Webster, the entry for intrusion, noun sense 1: an act of entering without invitation or right opens in a new tab · retrieved 2026-07-26
The definition and the example on this page are written here. The dictionaries above ground which meaning is being described, not the wording.