diff --git a/NotProgramming/SDM/presentations/kamboocha/Bohai_sea_sunset.jpg b/NotProgramming/SDM/presentations/kamboocha/Bohai_sea_sunset.jpg
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diff --git a/NotProgramming/SDM/presentations/kamboocha/Bohaiseamap2.png b/NotProgramming/SDM/presentations/kamboocha/Bohaiseamap2.png
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diff --git a/NotProgramming/SDM/presentations/kamboocha/Emperor_Ingyo.jpg b/NotProgramming/SDM/presentations/kamboocha/Emperor_Ingyo.jpg
new file mode 100644
index 00000000..7330ad67
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diff --git a/NotProgramming/SDM/presentations/kamboocha/Kombucha_Mature.jpg b/NotProgramming/SDM/presentations/kamboocha/Kombucha_Mature.jpg
new file mode 100644
index 00000000..436a9191
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diff --git a/NotProgramming/SDM/presentations/kamboocha/licenses.txt b/NotProgramming/SDM/presentations/kamboocha/licenses.txt
new file mode 100644
index 00000000..372f0de8
--- /dev/null
+++ b/NotProgramming/SDM/presentations/kamboocha/licenses.txt
@@ -0,0 +1,11 @@
+Kombucha_Mature.jpg 
+By Mgarten at the English Wikipedia, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=12136740
+
+Bohai_sea_sunset.jpg 
+YanjingWang, CC BY-SA 3.0, https://commons.wikimedia.org/wiki/File:Bohai_sea_sunset.jpg
+
+Bohaiseamap2.png
+Kmusser, CC BY-SA 3.0, https://commons.wikimedia.org/wiki/File:Bohaiseamap2.png
+
+Emperor_Ingyo.jpg
+CC0 
\ No newline at end of file
diff --git a/NotProgramming/SDM/presentations/kamboocha/presentation b/NotProgramming/SDM/presentations/kamboocha/presentation
new file mode 100644
index 00000000..782b5eda
--- /dev/null
+++ b/NotProgramming/SDM/presentations/kamboocha/presentation
@@ -0,0 +1,21 @@
+Kombucha
+Właściwości i domowa produkcja
+Krzysztof Rudnicki
+
+@Kombucha_Mature.jpg
+
+Historia 
+
+@Emperor_Ingyo.jpg
+
+@Bohai_sea_sunset.jpg
+
+@Bohaiseamap2.png
+
+Chiny
+Mandżuria
+200 p.n.e.
+
+Właściwości
+
+Domowa Produkcja
\ No newline at end of file
diff --git a/NotProgramming/SDM/presentations/kamboocha/sources.txt b/NotProgramming/SDM/presentations/kamboocha/sources.txt
new file mode 100644
index 00000000..a5fb3750
--- /dev/null
+++ b/NotProgramming/SDM/presentations/kamboocha/sources.txt
@@ -0,0 +1,4 @@
+https://www.britannica.com/topic/kava
+https://en.wikipedia.org/wiki/Kombucha
+https://www.forbes.com/sites/christinatroitino/2017/02/01/kombucha-101-demystifying-the-past-present-and-future-of-the-fermented-tea-drink/
+https://slate.com/culture/2009/09/and-the-most-liberal-product-in-america-is.html
\ No newline at end of file
diff --git a/Programming/BSS/lab1/report_1.pdf b/Programming/BSS/lab1/BSS_lab_1_sr_16_KRZYSZTOF_RUDNICKI.pdf
similarity index 85%
rename from Programming/BSS/lab1/report_1.pdf
rename to Programming/BSS/lab1/BSS_lab_1_sr_16_KRZYSZTOF_RUDNICKI.pdf
index b1a3463a..8f9fd97f 100644
Binary files a/Programming/BSS/lab1/report_1.pdf and b/Programming/BSS/lab1/BSS_lab_1_sr_16_KRZYSZTOF_RUDNICKI.pdf differ
diff --git a/Programming/BSS/lab1/report_1.tex b/Programming/BSS/lab1/report_1.tex
index 6536a3b7..edde3448 100644
--- a/Programming/BSS/lab1/report_1.tex
+++ b/Programming/BSS/lab1/report_1.tex
@@ -80,6 +80,13 @@ d = 611 jest jednym z elementów klucza prywatnego, drugim jest $n_2 = 1763$
 \includegraphics[width=1\textwidth]{nineteen.png} 
 \paragraph{Podzieliłem na mniejsze grupy: 24, 57, 67, 41, 21}
 \paragraph{Zaszyfrowałem wartość crc \\ d = 149, n = 1147 \\ Podpis cyfrowy: 890, 1091, 583, 617, 189 \\}
-\paragraph{Wiadomość: PTAKI LATAJA KLUCZEM \\ Obliczona wartość CRC: 2457674121 \\ Klucz prywatny: d = 149, n = 1147, \\ Podpis cyfrowy: 890, 1091, 583, 617, 189}
+\paragraph{Wiadomość: PTAKI LATAJA KLUCZEM \\ Obliczona wartość CRC: 2457674121 \\ Klucz prywatny: d = 149, n = 1147, \\ Podpis cyfrowy: 890, 1091, 583, 617, 189 \\}
 \includegraphics[width=1\textwidth]{twenty.png} 
+\section{Weryfikacja podpisu}
+\paragraph{Otrzymałem podpis: 1411 178 1615 269 \\ klucz publiczny: n = 1147, e = 11 \\ Wiadomość: HELLO NICE TO MEET YOU}
+\paragraph{Odszyfrowałem postać dziesiętną CRC: 11 79 57 64 \\}
+\includegraphics[width=1\textwidth]{twentyone.png} 
+\paragraph{Zaszyfrowałem wiadomośc i otrzymałem CRC: 11 79 57 64 \\}
+\includegraphics[width=1\textwidth]{twentytwo.png} 
+\paragraph{Obie wartości CRC są takie same w związku z tym wiadomość została pozytywnie zweryfikowana}  
 \end{document}
\ No newline at end of file
diff --git a/Programming/BSS/lab1/twentyone.png b/Programming/BSS/lab1/twentyone.png
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index 00000000..01518568
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