The Streisand Effect refers to the outcome of an attempt to suppress information, eg. having your lawyer threaten to sue a news organization. The attempt need not be successful.
Maybe more clearly - the Sreisand Effect is the resultant *BackLash* to censorship attempts
Censorship happens.
Censorship attempts happen.
The Streisand Effect is a backlash to the failed attempt at censoring something which a minority wants to keep information from a majority.
---
I think there are some higher-level Streisand-Effects that we have yet to experience.
Of which, it will always, ultimately, manifest as a violent act against those who are publishing (regardless of medium), information which the opposing elite(^Citation Needed) - want to quell...
It's quite similar, but you're technically right according to the wiki definition. I think both evoke similar feelings in the original poster or poster's Internet social circle.