Question: Who left a note stating "Thanks for the poor security"?
About the article "The Scream", section "Thefts".

Candidate passages:
On Sunday, 22 August 2004, two paintings by Munch, "The Scream" and "Madonna", were stolen from the Munch Museum by masked men (The Rock) wielding firearms.
The robbers forced the museum guards to lie down on the floor while they snapped the cable securing the paintings to the wall and escaped in a black Audi A6 station wagon, which police later found abandoned.
The paintings were recovered by Oslo Police on August 31, 2006.
They also left a note saying " thanks for the poor security."
For more details on the theft see "The Scream". 
Surinder Singh Chauhan was the first student to perform self-immolation while an evening student of Deshbandhu College (Delhi University) on September 24, 1990 to protest against implementation of the Mandal Commission recommendation for reservation to candidates based on birth.
He left a suicide note stating that "The responsibility for my death lies with those people who consider reservation a vote bank, people like V.P.
Paswan, Yadav ..." 
The 1832 Royal Commission into the Operation of the Poor Laws wrote a report stating the changes which needed to be made to the poor.
These changes were implemented in the Poor Law Amendment Act 1834. 
Vincent Nichols urged Catholic academics, charities, politicians, theologians and lay Catholics to work towards the " “Church for the poor”" that Pope Francis advocated.
Nichols believes society has a moral imperative Nichols stressed the need for fair wages, stating the private sector, the social sector, the state and all who have people depending on them for a livelihood are challenged by this.
Nichols argued in 2014 that government changes to social security had ""torn apart"" the "" basic safety net"" for very poor families and called them a ""disgrace"".
He claimed that people are risking ""destitution"" and that the administration of social security has become steadily more ""punitive"", forcing people to rely on food banks and leaving them with nothing if forms are filled in incorrectly.
He is the patron of The Passage, a day centre for homeless people founded by the Daughters of Charity near Westminster Cathedral. 
  Intaglio Latent Image: From the position of, if we look askance at the note, "WON" appears, thanks to a special intaglio printing method.
Windowed Security Thread: The security thread is a plastic film with hologram letters.
It is exposed at the left side of the portrait on the obverse regularly.
Color-shifting Ink:   See-through Register: Patterns are printed in the same place on both sides of the note.
Holding the note up to the light, the shapes on the obverse and reverse will combine to make a completed Taegeuk.
Micro Lettering: Difficult to see the in the naked eye, but can be discerned with a magnifier.
It appears as a line or dotted line when forged by color printer or color copier.
Watermark: Held up to the light, a hidden reverse image portrait appears in the non-image space on the left side of the obverse, thanks to the variation in thickness within each note.
Special Press and Soldering: Without holding the note up to the light, the watermark can still be read because of higher differences in paper thickness.
Intaglio Printing: A special method applying ink to a concave plate.
The slightly raised figures produced can be felt.
Fluorescent Security Fiber: Fluorescent fibers are inserted into the paper.
Under ultraviolet light, it is possible to see the fluorescent fibers scattered throughout.
Endless Pattern: A printing method inter-linking the pattern between top and bottom, right and left around the edge of the note.
Rainbow Printing: A printing method whereby color gradients give a rainbow-like effect.