diff --git a/README.md b/README.md
index 24c8026..63224c7 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,4 @@
 # libtomcrypt
 
+LibTomCrypt is a fairly comprehensive, modular and portable cryptographic toolkit that provides developers with a vast array of well known published block ciphers, one-way hash functions, chaining modes, pseudo-random number generators, public key cryptography and a plethora of other routines.
+
diff --git a/libtomcrypt.spec b/libtomcrypt.spec
new file mode 100644
index 0000000..9615259
--- /dev/null
+++ b/libtomcrypt.spec
@@ -0,0 +1,70 @@
+Name:          libtomcrypt
+Version:       1.18.2
+Release:       1mamba
+Summary:       A fairly comprehensive, modular and portable cryptographic toolkit
+Group:         System/Libraries
+Vendor:        openmamba
+Distribution:  openmamba
+Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
+URL:           https://www.libtom.net/
+Source:        https://github.com/libtom/libtomcrypt.git/v%{version}/libtomcrypt-%{version}.tar.bz2
+License:       Unilicense
+## AUTOBUILDREQ-BEGIN
+BuildRequires: glibc-devel
+BuildRequires: libgmp-devel
+BuildRequires: libtommath-devel
+## AUTOBUILDREQ-END
+
+%description
+LibTomCrypt is a fairly comprehensive, modular and portable cryptographic toolkit that provides developers with a vast array of well known published block ciphers, one-way hash functions, chaining modes, pseudo-random number generators, public key cryptography and a plethora of other routines.
+
+%package devel
+Group:         Development/Libraries
+Summary:       Development files for %{name}
+Requires:      %{name} = %{?epoch:%epoch:}%{version}-%{release}
+Requires:      pkg-config
+
+%description devel
+This package contains libraries and header files for developing applications that use %{name}.
+
+%debug_package
+
+%prep
+%setup -q
+
+%build
+export CPPFLAGS+=" -DLTM_DESC -DGMP_DESC -DUSE_LTM"
+export EXTRALIBS="-ltommath -lgmp"
+%make -f makefile.shared IGNORE_SPEED=1 library test
+
+%install
+[ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
+%makeinstall \
+   -f makefile.shared \
+   PREFIX=%{_prefix} \
+   INSTALL_OPTS="" \
+   LIBPATH=%{_libdir}
+
+%clean
+[ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
+
+%post -p /sbin/ldconfig
+%postun -p /sbin/ldconfig
+
+%files
+%defattr(-,root,root)
+%{_libdir}/libtomcrypt.so.*
+%doc LICENSE
+
+%files devel
+%defattr(-,root,root)
+%{_includedir}/tomcrypt*.h
+%{_libdir}/libtomcrypt.a
+%{_libdir}/libtomcrypt.la
+%{_libdir}/libtomcrypt.so
+%{_libdir}/pkgconfig/libtomcrypt.pc
+%doc README.md
+
+%changelog
+* Tue Nov 16 2021 Silvan Calarco <silvan.calarco@mambasoft.it> 1.18.2-1mamba
+- package created using the webbuild interface