<div dir="ltr"><div><p class="MsoNormal" style="margin:0in 0in 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"></p><img src="cid:ii_kipj8mv11" alt="image.png" width="503" height="384"><br><p class="MsoNormal" style="margin:0in 0in 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><b><span style="font-family:Helvetica;color:rgb(51,51,51)"><br></span></b></p><p class="MsoNormal" style="margin:0in 0in 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><b><span style="font-family:Helvetica;color:rgb(51,51,51)">The Seventeenth
Symposium on Usable Privacy and Security (SOUPS 2021) will take place on
August 8–10, 2021, and will be co-located with the <a href="https://www.usenix.org/conference/usenixsecurity21"><span style="color:rgb(51,109,177)">30th USENIX Security Symposium</span></a> in
Vancouver, B.C., Canada.</span></b><span style="font-family:Helvetica"></span></p>

<p class="MsoNormal" style="margin:0in 0in 8.4pt;font-size:12pt;font-family:Calibri,sans-serif"><i><span style="font-family:Helvetica;color:rgb(51,51,51)">In cooperation with <a href="https://www.usenix.org/"><span style="color:rgb(51,109,177)">USENIX</span></a>, the Advanced Computing Systems
Association</span></i><span style="font-family:Helvetica;color:rgb(51,51,51)"></span></p>

<p class="MsoNormal" style="margin:12pt 0in 3pt;font-size:12pt;font-family:Calibri,sans-serif"><b><span style="font-family:Helvetica;color:rgb(51,51,51)">Important Dates</span></b></p>

<p class="MsoNormal" style="margin:0in 0in 8.4pt;font-size:12pt;font-family:Calibri,sans-serif"><b><span style="font-family:Helvetica;color:rgb(51,51,51)">All dates are at 23:59 AoE (<a href="https://www.timeanddate.com/time/zones/aoe"><span style="color:rgb(51,109,177)">Anywhere
on Earth</span></a>) time. These are firm deadlines; no extensions will be
granted.</span></b><span style="font-family:Helvetica;color:rgb(51,51,51)"></span></p>

<p class="MsoNormal" style="margin:0in 0in 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span style="font-size:10pt;font-family:Wingdings;color:rgb(51,51,51)">§<span style="font-variant-numeric:normal;font-variant-east-asian:normal;font-stretch:normal;font-size:7pt;line-height:normal;font-family:"Times New Roman"">  </span></span><span dir="LTR"></span><span style="font-family:Helvetica;color:rgb(51,51,51)">Mandatory Paper Registration
Deadline: <b>Thursday, February 18, 2021</b></span></p>

<p class="MsoNormal" style="margin:0in 0in 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span style="font-size:10pt;font-family:Wingdings;color:rgb(51,51,51)">§<span style="font-variant-numeric:normal;font-variant-east-asian:normal;font-stretch:normal;font-size:7pt;line-height:normal;font-family:"Times New Roman"">  </span></span><span dir="LTR"></span><span style="font-family:Helvetica;color:rgb(51,51,51)">Paper Submission Deadline: <b>Thursday,
February 25, 2021</b></span></p>

<p class="MsoNormal" style="margin:0in 0in 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span style="font-size:10pt;font-family:Wingdings;color:rgb(51,51,51)">§<span style="font-variant-numeric:normal;font-variant-east-asian:normal;font-stretch:normal;font-size:7pt;line-height:normal;font-family:"Times New Roman"">  </span></span><span dir="LTR"></span><span style="font-family:Helvetica;color:rgb(51,51,51)">Early Rejection Notification: <b>Tuesday,
March 30, 2021</b></span></p>

<p class="MsoNormal" style="margin:0in 0in 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span style="font-size:10pt;font-family:Wingdings;color:rgb(51,51,51)">§<span style="font-variant-numeric:normal;font-variant-east-asian:normal;font-stretch:normal;font-size:7pt;line-height:normal;font-family:"Times New Roman"">  </span></span><span dir="LTR"></span><span style="font-family:Helvetica;color:rgb(51,51,51)">Rebuttal Period: <b>Thursday,
April 29–Thursday, May 6, 2021</b></span></p>

<p class="MsoNormal" style="margin:0in 0in 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span style="font-size:10pt;font-family:Wingdings;color:rgb(51,51,51)">§<span style="font-variant-numeric:normal;font-variant-east-asian:normal;font-stretch:normal;font-size:7pt;line-height:normal;font-family:"Times New Roman"">  </span></span><span dir="LTR"></span><span style="font-family:Helvetica;color:rgb(51,51,51)">Paper Notifications: <b>Friday,
May 21, 2021</b></span></p>

<p class="MsoNormal" style="margin:0in 0in 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span style="font-size:10pt;font-family:Wingdings;color:rgb(51,51,51)">§<span style="font-variant-numeric:normal;font-variant-east-asian:normal;font-stretch:normal;font-size:7pt;line-height:normal;font-family:"Times New Roman"">  </span></span><span dir="LTR"></span><span style="font-family:Helvetica;color:rgb(51,51,51)">Final Paper Files Due: <b>Wednesday,
June 9, 2021</b></span></p><p class="MsoNormal" style="margin:0in 0in 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span style="font-family:Helvetica;color:rgb(51,51,51)"><b><br></b></span></p><p class="MsoNormal" style="margin:0in 0in 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span style="font-family:Helvetica;color:rgb(51,51,51)"><b>PLEASE ALSO NOTE:</b></span></p>

<p class="MsoNormal" style="margin:0in 0in 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span style="font-family:Helvetica;color:black">Feb 18 Paper
Registration: Due to briefly overlapping deadlines, authors awaiting IEEE
S&P notifications may register a SOUPS abstract of this same work. However,
authors must immediately withdraw their SOUPS paper registration on Feb 19 if
it is accepted at IEEE S&P.  No other overlap in submission is
permitted.  Contact the SOUPS Chairs at <a href="mailto:soups21chairs@usenix.org">soups21chairs@usenix.org</a>  if
you have any questions.</span><span style="font-family:Helvetica"></span></p></div></div>